Finding the Fourth Proportional to 60,874.32, 83,850.30 and 42,937.80

Step by Step Solution

1. Step 1: Write the proportion equation
   60,874.32 : 83,850.30 = 42,937.80 : x
2. Step 2: Convert to fraction form
   60,874.32/83,850.30 = 42,937.80/x
3. Step 3: Cross multiply
   60,874.32x = 83,850.30 × 42,937.80
4. Step 4: Simplify right side
   60,874.32x = 3,600,347,411.34
5. Step 5: Solve for x
   x = 3,600,347,411.34/60,874.32
6. Step 6: Final answer
   x = 59,143.94