Finding the Fourth Proportional to 65,862.73, 90,890.55 and 35,648.04

Step by Step Solution

1. Step 1: Write the proportion equation
   65,862.73 : 90,890.55 = 35,648.04 : x
2. Step 2: Convert to fraction form
   65,862.73/90,890.55 = 35,648.04/x
3. Step 3: Cross multiply
   65,862.73x = 90,890.55 × 35,648.04
4. Step 4: Simplify right side
   65,862.73x = 3,240,070,209.32
5. Step 5: Solve for x
   x = 3,240,070,209.32/65,862.73
6. Step 6: Final answer
   x = 49,194.29