Finding the Fourth Proportional to 42,134.88, 58,146.32 and 23,272.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,134.88 : 58,146.32 = 23,272.16 : x
2. Step 2: Convert to fraction form
   42,134.88/58,146.32 = 23,272.16/x
3. Step 3: Cross multiply
   42,134.88x = 58,146.32 × 23,272.16
4. Step 4: Simplify right side
   42,134.88x = 1,353,190,462.45
5. Step 5: Solve for x
   x = 1,353,190,462.45/42,134.88
6. Step 6: Final answer
   x = 32,115.68