Finding the Fourth Proportional to 152,012.43, 209,726.01 and 98,365.32

Step by Step Solution

1. Step 1: Write the proportion equation
   152,012.43 : 209,726.01 = 98,365.32 : x
2. Step 2: Convert to fraction form
   152,012.43/209,726.01 = 98,365.32/x
3. Step 3: Cross multiply
   152,012.43x = 209,726.01 × 98,365.32
4. Step 4: Simplify right side
   152,012.43x = 20,629,766,085.97
5. Step 5: Solve for x
   x = 20,629,766,085.97/152,012.43
6. Step 6: Final answer
   x = 135,711.05