Finding the Fourth Proportional to 63,902.78, 88,186.19 and 37,061.20

Step by Step Solution

1. Step 1: Write the proportion equation
   63,902.78 : 88,186.19 = 37,061.20 : x
2. Step 2: Convert to fraction form
   63,902.78/88,186.19 = 37,061.20/x
3. Step 3: Cross multiply
   63,902.78x = 88,186.19 × 37,061.20
4. Step 4: Simplify right side
   63,902.78x = 3,268,286,106.31
5. Step 5: Solve for x
   x = 3,268,286,106.31/63,902.78
6. Step 6: Final answer
   x = 51,144.66