Finding the Third Proportional to 648,480 and 1,035,959

Step by Step Solution

1. Step 1: Write the proportion equation
   648,480 : 1,035,959 = 1,035,959 : x
2. Step 2: Convert to fraction form
   648,480/1,035,959 = 1,035,959/x
3. Step 3: Cross multiply
   648,480x = 1,035,959 × 1,035,959
4. Step 4: Simplify right side
   648,480x = 1,073,211,049,681
5. Step 5: Solve for x
   x = 1,073,211,049,681/648,480
6. Step 6: Final answer
   x = 1,654,963.99