Finding the Third Proportional to 28,080 and 61,080.47

Step by Step Solution

1. Step 1: Write the proportion equation
   28,080 : 61,080.47 = 61,080.47 : x
2. Step 2: Convert to fraction form
   28,080/61,080.47 = 61,080.47/x
3. Step 3: Cross multiply
   28,080x = 61,080.47 × 61,080.47
4. Step 4: Simplify right side
   28,080x = 3,730,823,662.72
5. Step 5: Solve for x
   x = 3,730,823,662.72/28,080
6. Step 6: Final answer
   x = 132,864.09