Finding the Fourth Proportional to 64,143.56, 88,520.85 and 35,849.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,143.56 : 88,520.85 = 35,849.25 : x
2. Step 2: Convert to fraction form
   64,143.56/88,520.85 = 35,849.25/x
3. Step 3: Cross multiply
   64,143.56x = 88,520.85 × 35,849.25
4. Step 4: Simplify right side
   64,143.56x = 3,173,406,081.86
5. Step 5: Solve for x
   x = 3,173,406,081.86/64,143.56
6. Step 6: Final answer
   x = 49,473.49