Finding the Third Proportional to 252,531 and 545,121.56

Step by Step Solution

1. Step 1: Write the proportion equation
   252,531 : 545,121.56 = 545,121.56 : x
2. Step 2: Convert to fraction form
   252,531/545,121.56 = 545,121.56/x
3. Step 3: Cross multiply
   252,531x = 545,121.56 × 545,121.56
4. Step 4: Simplify right side
   252,531x = 297,157,517,902.44
5. Step 5: Solve for x
   x = 297,157,517,902.44/252,531
6. Step 6: Final answer
   x = 1,176,716.99