Finding the Fourth Proportional to 42,342.31, 58,384.20 and 34,661.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,342.31 : 58,384.20 = 34,661.16 : x
2. Step 2: Convert to fraction form
   42,342.31/58,384.20 = 34,661.16/x
3. Step 3: Cross multiply
   42,342.31x = 58,384.20 × 34,661.16
4. Step 4: Simplify right side
   42,342.31x = 2,023,664,097.67
5. Step 5: Solve for x
   x = 2,023,664,097.67/42,342.31
6. Step 6: Final answer
   x = 47,792.95