Finding the Fourth Proportional to 63,079.26, 87,002.55 and 42,929.82

Step by Step Solution

1. Step 1: Write the proportion equation
   63,079.26 : 87,002.55 = 42,929.82 : x
2. Step 2: Convert to fraction form
   63,079.26/87,002.55 = 42,929.82/x
3. Step 3: Cross multiply
   63,079.26x = 87,002.55 × 42,929.82
4. Step 4: Simplify right side
   63,079.26x = 3,735,003,811.04
5. Step 5: Solve for x
   x = 3,735,003,811.04/63,079.26
6. Step 6: Final answer
   x = 59,211.28