Finding the Third Proportional to 647,088.50 and 1,000,915

Step by Step Solution

1. Step 1: Write the proportion equation
   647,088.50 : 1,000,915 = 1,000,915 : x
2. Step 2: Convert to fraction form
   647,088.50/1,000,915 = 1,000,915/x
3. Step 3: Cross multiply
   647,088.50x = 1,000,915 × 1,000,915
4. Step 4: Simplify right side
   647,088.50x = 1,001,830,837,225
5. Step 5: Solve for x
   x = 1,001,830,837,225/647,088.50
6. Step 6: Final answer
   x = 1,548,213.01