Finding the Third Proportional to 490,781.25 and 733,240

Step by Step Solution

1. Step 1: Write the proportion equation
   490,781.25 : 733,240 = 733,240 : x
2. Step 2: Convert to fraction form
   490,781.25/733,240 = 733,240/x
3. Step 3: Cross multiply
   490,781.25x = 733,240 × 733,240
4. Step 4: Simplify right side
   490,781.25x = 537,640,897,600
5. Step 5: Solve for x
   x = 537,640,897,600/490,781.25
6. Step 6: Final answer
   x = 1,095,479.70