Finding the Fourth Proportional to 63,870.57, 88,137.15 and 38,378.01

Step by Step Solution

1. Step 1: Write the proportion equation
   63,870.57 : 88,137.15 = 38,378.01 : x
2. Step 2: Convert to fraction form
   63,870.57/88,137.15 = 38,378.01/x
3. Step 3: Cross multiply
   63,870.57x = 88,137.15 × 38,378.01
4. Step 4: Simplify right side
   63,870.57x = 3,382,528,424.07
5. Step 5: Solve for x
   x = 3,382,528,424.07/63,870.57
6. Step 6: Final answer
   x = 52,959.11