Finding the Third Proportional to 1,128,546 and 1,748,223

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,546 : 1,748,223 = 1,748,223 : x
2. Step 2: Convert to fraction form
   1,128,546/1,748,223 = 1,748,223/x
3. Step 3: Cross multiply
   1,128,546x = 1,748,223 × 1,748,223
4. Step 4: Simplify right side
   1,128,546x = 3,056,283,657,729
5. Step 5: Solve for x
   x = 3,056,283,657,729/1,128,546
6. Step 6: Final answer
   x = 2,708,160.46