Finding the Fourth Proportional to 65,966.50, 98,940.18 and 21,595.01

Step by Step Solution

1. Step 1: Write the proportion equation
   65,966.50 : 98,940.18 = 21,595.01 : x
2. Step 2: Convert to fraction form
   65,966.50/98,940.18 = 21,595.01/x
3. Step 3: Cross multiply
   65,966.50x = 98,940.18 × 21,595.01
4. Step 4: Simplify right side
   65,966.50x = 2,136,613,762.78
5. Step 5: Solve for x
   x = 2,136,613,762.78/65,966.50
6. Step 6: Final answer
   x = 32,389.38