Finding the Fourth Proportional to 64,300.28, 88,733.42 and 35,619.85

Step by Step Solution

1. Step 1: Write the proportion equation
   64,300.28 : 88,733.42 = 35,619.85 : x
2. Step 2: Convert to fraction form
   64,300.28/88,733.42 = 35,619.85/x
3. Step 3: Cross multiply
   64,300.28x = 88,733.42 × 35,619.85
4. Step 4: Simplify right side
   64,300.28x = 3,160,671,110.39
5. Step 5: Solve for x
   x = 3,160,671,110.39/64,300.28
6. Step 6: Final answer
   x = 49,154.86