Finding the Fourth Proportional to 42,702.08, 58,931.60 and 23,839.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,702.08 : 58,931.60 = 23,839.20 : x
2. Step 2: Convert to fraction form
   42,702.08/58,931.60 = 23,839.20/x
3. Step 3: Cross multiply
   42,702.08x = 58,931.60 × 23,839.20
4. Step 4: Simplify right side
   42,702.08x = 1,404,882,198.72
5. Step 5: Solve for x
   x = 1,404,882,198.72/42,702.08
6. Step 6: Final answer
   x = 32,899.62