Finding the Fourth Proportional to 63,773.57, 88,128.90 and 47,830.34

Step by Step Solution

1. Step 1: Write the proportion equation
   63,773.57 : 88,128.90 = 47,830.34 : x
2. Step 2: Convert to fraction form
   63,773.57/88,128.90 = 47,830.34/x
3. Step 3: Cross multiply
   63,773.57x = 88,128.90 × 47,830.34
4. Step 4: Simplify right side
   63,773.57x = 4,215,235,250.83
5. Step 5: Solve for x
   x = 4,215,235,250.83/63,773.57
6. Step 6: Final answer
   x = 66,096.90