Finding the Fourth Proportional to 152,061.22, 209,838.36 and 88,394.01

Step by Step Solution

1. Step 1: Write the proportion equation
   152,061.22 : 209,838.36 = 88,394.01 : x
2. Step 2: Convert to fraction form
   152,061.22/209,838.36 = 88,394.01/x
3. Step 3: Cross multiply
   152,061.22x = 209,838.36 × 88,394.01
4. Step 4: Simplify right side
   152,061.22x = 18,548,454,092.22
5. Step 5: Solve for x
   x = 18,548,454,092.22/152,061.22
6. Step 6: Final answer
   x = 121,980.17