Finding the Third Proportional to 1,748,574 and 2,780,397

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748,574 : 2,780,397 = 2,780,397 : x
2. Step 2: Convert to fraction form
   1,748,574/2,780,397 = 2,780,397/x
3. Step 3: Cross multiply
   1,748,574x = 2,780,397 × 2,780,397
4. Step 4: Simplify right side
   1,748,574x = 7,730,607,477,609
5. Step 5: Solve for x
   x = 7,730,607,477,609/1,748,574
6. Step 6: Final answer
   x = 4,421,092.55