Finding the Third Proportional to 734,789 and 1,124,000

Step by Step Solution

1. Step 1: Write the proportion equation
   734,789 : 1,124,000 = 1,124,000 : x
2. Step 2: Convert to fraction form
   734,789/1,124,000 = 1,124,000/x
3. Step 3: Cross multiply
   734,789x = 1,124,000 × 1,124,000
4. Step 4: Simplify right side
   734,789x = 1,263,376,000,000
5. Step 5: Solve for x
   x = 1,263,376,000,000/734,789
6. Step 6: Final answer
   x = 1,719,372.50