Finding the Third Proportional to 75,320.72 and 103,281.33

Step by Step Solution

1. Step 1: Write the proportion equation
   75,320.72 : 103,281.33 = 103,281.33 : x
2. Step 2: Convert to fraction form
   75,320.72/103,281.33 = 103,281.33/x
3. Step 3: Cross multiply
   75,320.72x = 103,281.33 × 103,281.33
4. Step 4: Simplify right side
   75,320.72x = 10,667,032,739.26
5. Step 5: Solve for x
   x = 10,667,032,739.26/75,320.72
6. Step 6: Final answer
   x = 141,621.49