Finding the Third Proportional to 677,423.25 and 928,897.88

Step by Step Solution

1. Step 1: Write the proportion equation
   677,423.25 : 928,897.88 = 928,897.88 : x
2. Step 2: Convert to fraction form
   677,423.25/928,897.88 = 928,897.88/x
3. Step 3: Cross multiply
   677,423.25x = 928,897.88 × 928,897.88
4. Step 4: Simplify right side
   677,423.25x = 862,851,262,179.52
5. Step 5: Solve for x
   x = 862,851,262,179.52/677,423.25
6. Step 6: Final answer
   x = 1,273,725.49