Finding the Fourth Proportional to 63,980.30, 88,294.71 and 35,685.38

Step by Step Solution

1. Step 1: Write the proportion equation
   63,980.30 : 88,294.71 = 35,685.38 : x
2. Step 2: Convert to fraction form
   63,980.30/88,294.71 = 35,685.38/x
3. Step 3: Cross multiply
   63,980.30x = 88,294.71 × 35,685.38
4. Step 4: Simplify right side
   63,980.30x = 3,150,829,836.87
5. Step 5: Solve for x
   x = 3,150,829,836.87/63,980.30
6. Step 6: Final answer
   x = 49,246.88