Finding the Third Proportional to 5,017,076 and 7,572,642

Step by Step Solution

1. Step 1: Write the proportion equation
   5,017,076 : 7,572,642 = 7,572,642 : x
2. Step 2: Convert to fraction form
   5,017,076/7,572,642 = 7,572,642/x
3. Step 3: Cross multiply
   5,017,076x = 7,572,642 × 7,572,642
4. Step 4: Simplify right side
   5,017,076x = 57,344,906,860,164
5. Step 5: Solve for x
   x = 57,344,906,860,164/5,017,076
6. Step 6: Final answer
   x = 11,429,945.82