Finding the Third Proportional to 49,899.75 and 73,389

Step by Step Solution

1. Step 1: Write the proportion equation
   49,899.75 : 73,389 = 73,389 : x
2. Step 2: Convert to fraction form
   49,899.75/73,389 = 73,389/x
3. Step 3: Cross multiply
   49,899.75x = 73,389 × 73,389
4. Step 4: Simplify right side
   49,899.75x = 5,385,945,321
5. Step 5: Solve for x
   x = 5,385,945,321/49,899.75
6. Step 6: Final answer
   x = 107,935.32