Finding the Fourth Proportional to 60,209.02, 83,062.26 and 42,315.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,209.02 : 83,062.26 = 42,315.72 : x
2. Step 2: Convert to fraction form
   60,209.02/83,062.26 = 42,315.72/x
3. Step 3: Cross multiply
   60,209.02x = 83,062.26 × 42,315.72
4. Step 4: Simplify right side
   60,209.02x = 3,514,839,025.24
5. Step 5: Solve for x
   x = 3,514,839,025.24/60,209.02
6. Step 6: Final answer
   x = 58,377.28