Finding the Third Proportional to 731,290 and 1,116,375

Step by Step Solution

1. Step 1: Write the proportion equation
   731,290 : 1,116,375 = 1,116,375 : x
2. Step 2: Convert to fraction form
   731,290/1,116,375 = 1,116,375/x
3. Step 3: Cross multiply
   731,290x = 1,116,375 × 1,116,375
4. Step 4: Simplify right side
   731,290x = 1,246,293,140,625
5. Step 5: Solve for x
   x = 1,246,293,140,625/731,290
6. Step 6: Final answer
   x = 1,704,239.28