Finding the Fourth Proportional to 64,185.62, 88,580.24 and 35,891.30

Step by Step Solution

1. Step 1: Write the proportion equation
   64,185.62 : 88,580.24 = 35,891.30 : x
2. Step 2: Convert to fraction form
   64,185.62/88,580.24 = 35,891.30/x
3. Step 3: Cross multiply
   64,185.62x = 88,580.24 × 35,891.30
4. Step 4: Simplify right side
   64,185.62x = 3,179,259,345.55
5. Step 5: Solve for x
   x = 3,179,259,345.55/64,185.62
6. Step 6: Final answer
   x = 49,532.27