Finding the Third Proportional to 585,103.50 and 928,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   585,103.50 : 928,387.50 = 928,387.50 : x
2. Step 2: Convert to fraction form
   585,103.50/928,387.50 = 928,387.50/x
3. Step 3: Cross multiply
   585,103.50x = 928,387.50 × 928,387.50
4. Step 4: Simplify right side
   585,103.50x = 861,903,350,156.25
5. Step 5: Solve for x
   x = 861,903,350,156.25/585,103.50
6. Step 6: Final answer
   x = 1,473,078.44