Finding the Third Proportional to 13,425 and 28,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,425 : 28,402.50 = 28,402.50 : x
2. Step 2: Convert to fraction form
   13,425/28,402.50 = 28,402.50/x
3. Step 3: Cross multiply
   13,425x = 28,402.50 × 28,402.50
4. Step 4: Simplify right side
   13,425x = 806,702,006.25
5. Step 5: Solve for x
   x = 806,702,006.25/13,425
6. Step 6: Final answer
   x = 60,089.53