Finding the Third Proportional to 13,641.75 and 21,502.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,641.75 : 21,502.13 = 21,502.13 : x
2. Step 2: Convert to fraction form
   13,641.75/21,502.13 = 21,502.13/x
3. Step 3: Cross multiply
   13,641.75x = 21,502.13 × 21,502.13
4. Step 4: Simplify right side
   13,641.75x = 462,341,379.52
5. Step 5: Solve for x
   x = 462,341,379.52/13,641.75
6. Step 6: Final answer
   x = 33,891.65