Finding the Fourth Proportional to 65,498.24, 90,387.56 and 35,690.24

Step by Step Solution

1. Step 1: Write the proportion equation
   65,498.24 : 90,387.56 = 35,690.24 : x
2. Step 2: Convert to fraction form
   65,498.24/90,387.56 = 35,690.24/x
3. Step 3: Cross multiply
   65,498.24x = 90,387.56 × 35,690.24
4. Step 4: Simplify right side
   65,498.24x = 3,225,953,530.96
5. Step 5: Solve for x
   x = 3,225,953,530.96/65,498.24
6. Step 6: Final answer
   x = 49,252.52