Finding the Fourth Proportional to 96,498.63, 133,218.52 and 74,940.01

Step by Step Solution

1. Step 1: Write the proportion equation
   96,498.63 : 133,218.52 = 74,940.01 : x
2. Step 2: Convert to fraction form
   96,498.63/133,218.52 = 74,940.01/x
3. Step 3: Cross multiply
   96,498.63x = 133,218.52 × 74,940.01
4. Step 4: Simplify right side
   96,498.63x = 9,983,396,700.59
5. Step 5: Solve for x
   x = 9,983,396,700.59/96,498.63
6. Step 6: Final answer
   x = 103,456.36