Finding the Third Proportional to 1,748,696 and 2,780,580

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748,696 : 2,780,580 = 2,780,580 : x
2. Step 2: Convert to fraction form
   1,748,696/2,780,580 = 2,780,580/x
3. Step 3: Cross multiply
   1,748,696x = 2,780,580 × 2,780,580
4. Step 4: Simplify right side
   1,748,696x = 7,731,625,136,400
5. Step 5: Solve for x
   x = 7,731,625,136,400/1,748,696
6. Step 6: Final answer
   x = 4,421,366.06