Finding the Fourth Proportional to 107,263.96, 147,499.37 and 93,092.20

Step by Step Solution

1. Step 1: Write the proportion equation
   107,263.96 : 147,499.37 = 93,092.20 : x
2. Step 2: Convert to fraction form
   107,263.96/147,499.37 = 93,092.20/x
3. Step 3: Cross multiply
   107,263.96x = 147,499.37 × 93,092.20
4. Step 4: Simplify right side
   107,263.96x = 13,731,040,851.91
5. Step 5: Solve for x
   x = 13,731,040,851.91/107,263.96
6. Step 6: Final answer
   x = 128,011.69