Finding the Fourth Proportional to 56,123,735.83, 76,888,231.48 and 54,025,422.12

Step by Step Solution

1. Step 1: Write the proportion equation
   56,123,735.83 : 76,888,231.48 = 54,025,422.12 : x
2. Step 2: Convert to fraction form
   56,123,735.83/76,888,231.48 = 54,025,422.12/x
3. Step 3: Cross multiply
   56,123,735.83x = 76,888,231.48 × 54,025,422.12
4. Step 4: Simplify right side
   56,123,735.83x = 4,153,919,161,530,910.50
5. Step 5: Solve for x
   x = 4,153,919,161,530,910.50/56,123,735.83
6. Step 6: Final answer
   x = 74,013,589.80