Finding the Third Proportional to 3,486,169 and 7,551,222

Step by Step Solution

1. Step 1: Write the proportion equation
   3,486,169 : 7,551,222 = 7,551,222 : x
2. Step 2: Convert to fraction form
   3,486,169/7,551,222 = 7,551,222/x
3. Step 3: Cross multiply
   3,486,169x = 7,551,222 × 7,551,222
4. Step 4: Simplify right side
   3,486,169x = 57,020,953,693,284
5. Step 5: Solve for x
   x = 57,020,953,693,284/3,486,169
6. Step 6: Final answer
   x = 16,356,336.62