Finding the Third Proportional to 3,551,114 and 7,766,572

Step by Step Solution

1. Step 1: Write the proportion equation
   3,551,114 : 7,766,572 = 7,766,572 : x
2. Step 2: Convert to fraction form
   3,551,114/7,766,572 = 7,766,572/x
3. Step 3: Cross multiply
   3,551,114x = 7,766,572 × 7,766,572
4. Step 4: Simplify right side
   3,551,114x = 60,319,640,631,184
5. Step 5: Solve for x
   x = 60,319,640,631,184/3,551,114
6. Step 6: Final answer
   x = 16,986,117.77