Finding the Fourth Proportional to 92,706,978.60, 127,942,096.83 and 61,290,444.09

Step by Step Solution

1. Step 1: Write the proportion equation
   92,706,978.60 : 127,942,096.83 = 61,290,444.09 : x
2. Step 2: Convert to fraction form
   92,706,978.60/127,942,096.83 = 61,290,444.09/x
3. Step 3: Cross multiply
   92,706,978.60x = 127,942,096.83 × 61,290,444.09
4. Step 4: Simplify right side
   92,706,978.60x = 7,841,627,932,516,482
5. Step 5: Solve for x
   x = 7,841,627,932,516,482/92,706,978.60
6. Step 6: Final answer
   x = 84,585,087.89