Finding the Fourth Proportional to 72,505.99, 108,746.02 and 46,132.39

Step by Step Solution

1. Step 1: Write the proportion equation
   72,505.99 : 108,746.02 = 46,132.39 : x
2. Step 2: Convert to fraction form
   72,505.99/108,746.02 = 46,132.39/x
3. Step 3: Cross multiply
   72,505.99x = 108,746.02 × 46,132.39
4. Step 4: Simplify right side
   72,505.99x = 5,016,713,805.59
5. Step 5: Solve for x
   x = 5,016,713,805.59/72,505.99
6. Step 6: Final answer
   x = 69,190.34