Finding the Third Proportional to 13,587.75 and 21,000.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,587.75 : 21,000.52 = 21,000.52 : x
2. Step 2: Convert to fraction form
   13,587.75/21,000.52 = 21,000.52/x
3. Step 3: Cross multiply
   13,587.75x = 21,000.52 × 21,000.52
4. Step 4: Simplify right side
   13,587.75x = 441,021,656.52
5. Step 5: Solve for x
   x = 441,021,656.52/13,587.75
6. Step 6: Final answer
   x = 32,457.30