Finding the Third Proportional to 931,870 and 1,275,188

Step by Step Solution

1. Step 1: Write the proportion equation
   931,870 : 1,275,188 = 1,275,188 : x
2. Step 2: Convert to fraction form
   931,870/1,275,188 = 1,275,188/x
3. Step 3: Cross multiply
   931,870x = 1,275,188 × 1,275,188
4. Step 4: Simplify right side
   931,870x = 1,626,104,435,344
5. Step 5: Solve for x
   x = 1,626,104,435,344/931,870
6. Step 6: Final answer
   x = 1,744,990.65