Finding the Fourth Proportional to 77,995,142.88, 107,631,978.71 and 43,187,084.16

Step by Step Solution

1. Step 1: Write the proportion equation
   77,995,142.88 : 107,631,978.71 = 43,187,084.16 : x
2. Step 2: Convert to fraction form
   77,995,142.88/107,631,978.71 = 43,187,084.16/x
3. Step 3: Cross multiply
   77,995,142.88x = 107,631,978.71 × 43,187,084.16
4. Step 4: Simplify right side
   77,995,142.88x = 4,648,311,322,640,162
5. Step 5: Solve for x
   x = 4,648,311,322,640,162/77,995,142.88
6. Step 6: Final answer
   x = 59,597,446.08