Finding the Fourth Proportional to 56,994,574.55, 78,652,649.63 and 30,889,086.37

Step by Step Solution

1. Step 1: Write the proportion equation
   56,994,574.55 : 78,652,649.63 = 30,889,086.37 : x
2. Step 2: Convert to fraction form
   56,994,574.55/78,652,649.63 = 30,889,086.37/x
3. Step 3: Cross multiply
   56,994,574.55x = 78,652,649.63 × 30,889,086.37
4. Step 4: Simplify right side
   56,994,574.55x = 2,429,508,487,531,009.50
5. Step 5: Solve for x
   x = 2,429,508,487,531,009.50/56,994,574.55
6. Step 6: Final answer
   x = 42,627,013.31