Finding the Fourth Proportional to 21,645.50, 32,465.00 and 6,852.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,645.50 : 32,465.00 = 6,852.50 : x
2. Step 2: Convert to fraction form
   21,645.50/32,465.00 = 6,852.50/x
3. Step 3: Cross multiply
   21,645.50x = 32,465.00 × 6,852.50
4. Step 4: Simplify right side
   21,645.50x = 222,466,215.91
5. Step 5: Solve for x
   x = 222,466,215.91/21,645.50
6. Step 6: Final answer
   x = 10,277.71