Finding the Third Proportional to 5,185,408 and 7,469,254

Step by Step Solution

1. Step 1: Write the proportion equation
   5,185,408 : 7,469,254 = 7,469,254 : x
2. Step 2: Convert to fraction form
   5,185,408/7,469,254 = 7,469,254/x
3. Step 3: Cross multiply
   5,185,408x = 7,469,254 × 7,469,254
4. Step 4: Simplify right side
   5,185,408x = 55,789,755,316,516
5. Step 5: Solve for x
   x = 55,789,755,316,516/5,185,408
6. Step 6: Final answer
   x = 10,758,990.48