Finding the Third Proportional to 1,293,352 and 2,720,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,293,352 : 2,720,688 = 2,720,688 : x
2. Step 2: Convert to fraction form
   1,293,352/2,720,688 = 2,720,688/x
3. Step 3: Cross multiply
   1,293,352x = 2,720,688 × 2,720,688
4. Step 4: Simplify right side
   1,293,352x = 7,402,143,193,344
5. Step 5: Solve for x
   x = 7,402,143,193,344/1,293,352
6. Step 6: Final answer
   x = 5,723,223.99