Finding the Fourth Proportional to 42,182.72, 58,211.68 and 23,320.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,182.72 : 58,211.68 = 23,320.16 : x
2. Step 2: Convert to fraction form
   42,182.72/58,211.68 = 23,320.16/x
3. Step 3: Cross multiply
   42,182.72x = 58,211.68 × 23,320.16
4. Step 4: Simplify right side
   42,182.72x = 1,357,505,691.47
5. Step 5: Solve for x
   x = 1,357,505,691.47/42,182.72
6. Step 6: Final answer
   x = 32,181.56