Finding the Fourth Proportional to 42,179.10, 58,204.86 and 23,315

Step by Step Solution

1. Step 1: Write the proportion equation
   42,179.10 : 58,204.86 = 23,315 : x
2. Step 2: Convert to fraction form
   42,179.10/58,204.86 = 23,315/x
3. Step 3: Cross multiply
   42,179.10x = 58,204.86 × 23,315
4. Step 4: Simplify right side
   42,179.10x = 1,357,046,310.90
5. Step 5: Solve for x
   x = 1,357,046,310.90/42,179.10
6. Step 6: Final answer
   x = 32,173.43