Finding the Third Proportional to 49,772.25 and 77,074.88

Step by Step Solution

1. Step 1: Write the proportion equation
   49,772.25 : 77,074.88 = 77,074.88 : x
2. Step 2: Convert to fraction form
   49,772.25/77,074.88 = 77,074.88/x
3. Step 3: Cross multiply
   49,772.25x = 77,074.88 × 77,074.88
4. Step 4: Simplify right side
   49,772.25x = 5,940,536,356.27
5. Step 5: Solve for x
   x = 5,940,536,356.27/49,772.25
6. Step 6: Final answer
   x = 119,354.39