Finding the Fourth Proportional to 63,978.40, 88,261.62 and 37,105.34

Step by Step Solution

1. Step 1: Write the proportion equation
   63,978.40 : 88,261.62 = 37,105.34 : x
2. Step 2: Convert to fraction form
   63,978.40/88,261.62 = 37,105.34/x
3. Step 3: Cross multiply
   63,978.40x = 88,261.62 × 37,105.34
4. Step 4: Simplify right side
   63,978.40x = 3,274,977,419.05
5. Step 5: Solve for x
   x = 3,274,977,419.05/63,978.40
6. Step 6: Final answer
   x = 51,188.80