Finding the Fourth Proportional to 202,030.32, 303,132.88 and 108,426.72

Step by Step Solution

1. Step 1: Write the proportion equation
   202,030.32 : 303,132.88 = 108,426.72 : x
2. Step 2: Convert to fraction form
   202,030.32/303,132.88 = 108,426.72/x
3. Step 3: Cross multiply
   202,030.32x = 303,132.88 × 108,426.72
4. Step 4: Simplify right side
   202,030.32x = 32,867,703,902.55
5. Step 5: Solve for x
   x = 32,867,703,902.55/202,030.32
6. Step 6: Final answer
   x = 162,686.99