Finding the Third Proportional to 287,461.50 and 604,713

Step by Step Solution

1. Step 1: Write the proportion equation
   287,461.50 : 604,713 = 604,713 : x
2. Step 2: Convert to fraction form
   287,461.50/604,713 = 604,713/x
3. Step 3: Cross multiply
   287,461.50x = 604,713 × 604,713
4. Step 4: Simplify right side
   287,461.50x = 365,677,812,369
5. Step 5: Solve for x
   x = 365,677,812,369/287,461.50
6. Step 6: Final answer
   x = 1,272,093.18