Finding the Third Proportional to 747,389 and 1,074,427.50

Step by Step Solution

1. Step 1: Write the proportion equation
   747,389 : 1,074,427.50 = 1,074,427.50 : x
2. Step 2: Convert to fraction form
   747,389/1,074,427.50 = 1,074,427.50/x
3. Step 3: Cross multiply
   747,389x = 1,074,427.50 × 1,074,427.50
4. Step 4: Simplify right side
   747,389x = 1,154,394,452,756.25
5. Step 5: Solve for x
   x = 1,154,394,452,756.25/747,389
6. Step 6: Final answer
   x = 1,544,569.77