Finding the Fourth Proportional to 64,100.52, 88,458.72 and 35,806.21

Step by Step Solution

1. Step 1: Write the proportion equation
   64,100.52 : 88,458.72 = 35,806.21 : x
2. Step 2: Convert to fraction form
   64,100.52/88,458.72 = 35,806.21/x
3. Step 3: Cross multiply
   64,100.52x = 88,458.72 × 35,806.21
4. Step 4: Simplify right side
   64,100.52x = 3,167,371,498.73
5. Step 5: Solve for x
   x = 3,167,371,498.73/64,100.52
6. Step 6: Final answer
   x = 49,412.57