Finding the Third Proportional to 1,123,432 and 1,722,696

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,432 : 1,722,696 = 1,722,696 : x
2. Step 2: Convert to fraction form
   1,123,432/1,722,696 = 1,722,696/x
3. Step 3: Cross multiply
   1,123,432x = 1,722,696 × 1,722,696
4. Step 4: Simplify right side
   1,123,432x = 2,967,681,508,416
5. Step 5: Solve for x
   x = 2,967,681,508,416/1,123,432
6. Step 6: Final answer
   x = 2,641,620.95