Finding the Fourth Proportional to 63,283.32, 87,311.25 and 42,066.18

Step by Step Solution

1. Step 1: Write the proportion equation
   63,283.32 : 87,311.25 = 42,066.18 : x
2. Step 2: Convert to fraction form
   63,283.32/87,311.25 = 42,066.18/x
3. Step 3: Cross multiply
   63,283.32x = 87,311.25 × 42,066.18
4. Step 4: Simplify right side
   63,283.32x = 3,672,850,758.53
5. Step 5: Solve for x
   x = 3,672,850,758.53/63,283.32
6. Step 6: Final answer
   x = 58,038.21