Finding the Third Proportional to 754,138 and 1,626,374

Step by Step Solution

1. Step 1: Write the proportion equation
   754,138 : 1,626,374 = 1,626,374 : x
2. Step 2: Convert to fraction form
   754,138/1,626,374 = 1,626,374/x
3. Step 3: Cross multiply
   754,138x = 1,626,374 × 1,626,374
4. Step 4: Simplify right side
   754,138x = 2,645,092,387,876
5. Step 5: Solve for x
   x = 2,645,092,387,876/754,138
6. Step 6: Final answer
   x = 3,507,438.15