Finding the Third Proportional to 48,488.25 and 74,865.38

Step by Step Solution

1. Step 1: Write the proportion equation
   48,488.25 : 74,865.38 = 74,865.38 : x
2. Step 2: Convert to fraction form
   48,488.25/74,865.38 = 74,865.38/x
3. Step 3: Cross multiply
   48,488.25x = 74,865.38 × 74,865.38
4. Step 4: Simplify right side
   48,488.25x = 5,604,824,373.89
5. Step 5: Solve for x
   x = 5,604,824,373.89/48,488.25
6. Step 6: Final answer
   x = 115,591.39