Finding the Fourth Proportional to 64,189.72, 88,582.98 and 35,894.80

Step by Step Solution

1. Step 1: Write the proportion equation
   64,189.72 : 88,582.98 = 35,894.80 : x
2. Step 2: Convert to fraction form
   64,189.72/88,582.98 = 35,894.80/x
3. Step 3: Cross multiply
   64,189.72x = 88,582.98 × 35,894.80
4. Step 4: Simplify right side
   64,189.72x = 3,179,668,350.50
5. Step 5: Solve for x
   x = 3,179,668,350.50/64,189.72
6. Step 6: Final answer
   x = 49,535.48