Finding the Third Proportional to 4,728,294 and 7,488,288

Step by Step Solution

1. Step 1: Write the proportion equation
   4,728,294 : 7,488,288 = 7,488,288 : x
2. Step 2: Convert to fraction form
   4,728,294/7,488,288 = 7,488,288/x
3. Step 3: Cross multiply
   4,728,294x = 7,488,288 × 7,488,288
4. Step 4: Simplify right side
   4,728,294x = 56,074,457,170,944
5. Step 5: Solve for x
   x = 56,074,457,170,944/4,728,294
6. Step 6: Final answer
   x = 11,859,342.33