Finding the Fourth Proportional to 64,384.79, 88,860.12 and 35,710.79

Step by Step Solution

1. Step 1: Write the proportion equation
   64,384.79 : 88,860.12 = 35,710.79 : x
2. Step 2: Convert to fraction form
   64,384.79/88,860.12 = 35,710.79/x
3. Step 3: Cross multiply
   64,384.79x = 88,860.12 × 35,710.79
4. Step 4: Simplify right side
   64,384.79x = 3,173,265,084.69
5. Step 5: Solve for x
   x = 3,173,265,084.69/64,384.79
6. Step 6: Final answer
   x = 49,285.94