Finding the Fourth Proportional to 65,852.74, 98,789.37 and 21,469.24

Step by Step Solution

1. Step 1: Write the proportion equation
   65,852.74 : 98,789.37 = 21,469.24 : x
2. Step 2: Convert to fraction form
   65,852.74/98,789.37 = 21,469.24/x
3. Step 3: Cross multiply
   65,852.74x = 98,789.37 × 21,469.24
4. Step 4: Simplify right side
   65,852.74x = 2,120,932,693.98
5. Step 5: Solve for x
   x = 2,120,932,693.98/65,852.74
6. Step 6: Final answer
   x = 32,207.20