Finding the Fourth Proportional to 152,148.17, 209,893.72 and 98,450.52

Step by Step Solution

1. Step 1: Write the proportion equation
   152,148.17 : 209,893.72 = 98,450.52 : x
2. Step 2: Convert to fraction form
   152,148.17/209,893.72 = 98,450.52/x
3. Step 3: Cross multiply
   152,148.17x = 209,893.72 × 98,450.52
4. Step 4: Simplify right side
   152,148.17x = 20,664,145,878.73
5. Step 5: Solve for x
   x = 20,664,145,878.73/152,148.17
6. Step 6: Final answer
   x = 135,815.93