Finding the Third Proportional to 3,431,738 and 7,461,076

Step by Step Solution

1. Step 1: Write the proportion equation
   3,431,738 : 7,461,076 = 7,461,076 : x
2. Step 2: Convert to fraction form
   3,431,738/7,461,076 = 7,461,076/x
3. Step 3: Cross multiply
   3,431,738x = 7,461,076 × 7,461,076
4. Step 4: Simplify right side
   3,431,738x = 55,667,655,077,776
5. Step 5: Solve for x
   x = 55,667,655,077,776/3,431,738
6. Step 6: Final answer
   x = 16,221,417.57