Finding the Fourth Proportional to 64,020.33, 88,339.91 and 35,727.21

Step by Step Solution

1. Step 1: Write the proportion equation
   64,020.33 : 88,339.91 = 35,727.21 : x
2. Step 2: Convert to fraction form
   64,020.33/88,339.91 = 35,727.21/x
3. Step 3: Cross multiply
   64,020.33x = 88,339.91 × 35,727.21
4. Step 4: Simplify right side
   64,020.33x = 3,156,138,337.32
5. Step 5: Solve for x
   x = 3,156,138,337.32/64,020.33
6. Step 6: Final answer
   x = 49,299.00