Finding the Fourth Proportional to 76,426,231,201.24, 105,468,517,620.15 and 42,131,184,348.63

Step by Step Solution

1. Step 1: Write the proportion equation
   76,426,231,201.24 : 105,468,517,620.15 = 42,131,184,348.63 : x
2. Step 2: Convert to fraction form
   76,426,231,201.24/105,468,517,620.15 = 42,131,184,348.63/x
3. Step 3: Cross multiply
   76,426,231,201.24x = 105,468,517,620.15 × 42,131,184,348.63
4. Step 4: Simplify right side
   76,426,231,201.24x = 4,443,513,558,831,165,079,552
5. Step 5: Solve for x
   x = 4,443,513,558,831,165,079,552/76,426,231,201.24
6. Step 6: Final answer
   x = 58,141,210,013.76