Finding the Fourth Proportional to 151,502.40, 209,074.78 and 83,522.04

Step by Step Solution

1. Step 1: Write the proportion equation
   151,502.40 : 209,074.78 = 83,522.04 : x
2. Step 2: Convert to fraction form
   151,502.40/209,074.78 = 83,522.04/x
3. Step 3: Cross multiply
   151,502.40x = 209,074.78 × 83,522.04
4. Step 4: Simplify right side
   151,502.40x = 17,462,352,138.15
5. Step 5: Solve for x
   x = 17,462,352,138.15/151,502.40
6. Step 6: Final answer
   x = 115,261.22