Finding the Third Proportional to 51,048,830 and 77,181,011

Step by Step Solution

1. Step 1: Write the proportion equation
   51,048,830 : 77,181,011 = 77,181,011 : x
2. Step 2: Convert to fraction form
   51,048,830/77,181,011 = 77,181,011/x
3. Step 3: Cross multiply
   51,048,830x = 77,181,011 × 77,181,011
4. Step 4: Simplify right side
   51,048,830x = 5,956,908,458,982,121
5. Step 5: Solve for x
   x = 5,956,908,458,982,121/51,048,830
6. Step 6: Final answer
   x = 116,690,401.31