Finding the Third Proportional to 5,244,789 and 7,915,377

Step by Step Solution

1. Step 1: Write the proportion equation
   5,244,789 : 7,915,377 = 7,915,377 : x
2. Step 2: Convert to fraction form
   5,244,789/7,915,377 = 7,915,377/x
3. Step 3: Cross multiply
   5,244,789x = 7,915,377 × 7,915,377
4. Step 4: Simplify right side
   5,244,789x = 62,653,193,052,129
5. Step 5: Solve for x
   x = 62,653,193,052,129/5,244,789
6. Step 6: Final answer
   x = 11,945,798.59