Finding the Fourth Proportional to 202,036.32, 303,141.88 and 108,432.72

Step by Step Solution

1. Step 1: Write the proportion equation
   202,036.32 : 303,141.88 = 108,432.72 : x
2. Step 2: Convert to fraction form
   202,036.32/303,141.88 = 108,432.72/x
3. Step 3: Cross multiply
   202,036.32x = 303,141.88 × 108,432.72
4. Step 4: Simplify right side
   202,036.32x = 32,870,498,594.31
5. Step 5: Solve for x
   x = 32,870,498,594.31/202,036.32
6. Step 6: Final answer
   x = 162,695.99