Finding the Fourth Proportional to 92,391,337.92, 127,491,324.72 and 55,214,216.72

Step by Step Solution

1. Step 1: Write the proportion equation
   92,391,337.92 : 127,491,324.72 = 55,214,216.72 : x
2. Step 2: Convert to fraction form
   92,391,337.92/127,491,324.72 = 55,214,216.72/x
3. Step 3: Cross multiply
   92,391,337.92x = 127,491,324.72 × 55,214,216.72
4. Step 4: Simplify right side
   92,391,337.92x = 7,039,333,633,009,973
5. Step 5: Solve for x
   x = 7,039,333,633,009,973/92,391,337.92
6. Step 6: Final answer
   x = 76,190,406.93