Finding the Fourth Proportional to 42,181.65, 58,210.71 and 23,061.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,181.65 : 58,210.71 = 23,061.12 : x
2. Step 2: Convert to fraction form
   42,181.65/58,210.71 = 23,061.12/x
3. Step 3: Cross multiply
   42,181.65x = 58,210.71 × 23,061.12
4. Step 4: Simplify right side
   42,181.65x = 1,342,403,961.90
5. Step 5: Solve for x
   x = 1,342,403,961.90/42,181.65
6. Step 6: Final answer
   x = 31,824.36