Finding the Fourth Proportional to 143,314.88, 215,002.91 and 48,541.75

Step by Step Solution

1. Step 1: Write the proportion equation
   143,314.88 : 215,002.91 = 48,541.75 : x
2. Step 2: Convert to fraction form
   143,314.88/215,002.91 = 48,541.75/x
3. Step 3: Cross multiply
   143,314.88x = 215,002.91 × 48,541.75
4. Step 4: Simplify right side
   143,314.88x = 10,436,616,726.28
5. Step 5: Solve for x
   x = 10,436,616,726.28/143,314.88
6. Step 6: Final answer
   x = 72,822.98