Finding the Third Proportional to 48,698.72 and 76,123.55

Step by Step Solution

1. Step 1: Write the proportion equation
   48,698.72 : 76,123.55 = 76,123.55 : x
2. Step 2: Convert to fraction form
   48,698.72/76,123.55 = 76,123.55/x
3. Step 3: Cross multiply
   48,698.72x = 76,123.55 × 76,123.55
4. Step 4: Simplify right side
   48,698.72x = 5,794,794,388.83
5. Step 5: Solve for x
   x = 5,794,794,388.83/48,698.72
6. Step 6: Final answer
   x = 118,992.75