Finding the Fourth Proportional to 42,335.28, 58,422 and 23,472

Step by Step Solution

1. Step 1: Write the proportion equation
   42,335.28 : 58,422 = 23,472 : x
2. Step 2: Convert to fraction form
   42,335.28/58,422 = 23,472/x
3. Step 3: Cross multiply
   42,335.28x = 58,422 × 23,472
4. Step 4: Simplify right side
   42,335.28x = 1,371,281,184
5. Step 5: Solve for x
   x = 1,371,281,184/42,335.28
6. Step 6: Final answer
   x = 32,390.98