Finding the Third Proportional to 1,128,791 and 1,748,550

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,791 : 1,748,550 = 1,748,550 : x
2. Step 2: Convert to fraction form
   1,128,791/1,748,550 = 1,748,550/x
3. Step 3: Cross multiply
   1,128,791x = 1,748,550 × 1,748,550
4. Step 4: Simplify right side
   1,128,791x = 3,057,427,102,500
5. Step 5: Solve for x
   x = 3,057,427,102,500/1,128,791
6. Step 6: Final answer
   x = 2,708,585.65