Finding the Third Proportional to 28,609.07 and 54,147.47

Step by Step Solution

1. Step 1: Write the proportion equation
   28,609.07 : 54,147.47 = 54,147.47 : x
2. Step 2: Convert to fraction form
   28,609.07/54,147.47 = 54,147.47/x
3. Step 3: Cross multiply
   28,609.07x = 54,147.47 × 54,147.47
4. Step 4: Simplify right side
   28,609.07x = 2,931,948,689.30
5. Step 5: Solve for x
   x = 2,931,948,689.30/28,609.07
6. Step 6: Final answer
   x = 102,483.20