Finding the Third Proportional to 1,128,140 and 1,747,596

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,140 : 1,747,596 = 1,747,596 : x
2. Step 2: Convert to fraction form
   1,128,140/1,747,596 = 1,747,596/x
3. Step 3: Cross multiply
   1,128,140x = 1,747,596 × 1,747,596
4. Step 4: Simplify right side
   1,128,140x = 3,054,091,779,216
5. Step 5: Solve for x
   x = 3,054,091,779,216/1,128,140
6. Step 6: Final answer
   x = 2,707,192.17