Finding the Third Proportional to 75,271.50 and 103,215.38

Step by Step Solution

1. Step 1: Write the proportion equation
   75,271.50 : 103,215.38 = 103,215.38 : x
2. Step 2: Convert to fraction form
   75,271.50/103,215.38 = 103,215.38/x
3. Step 3: Cross multiply
   75,271.50x = 103,215.38 × 103,215.38
4. Step 4: Simplify right side
   75,271.50x = 10,653,413,636.39
5. Step 5: Solve for x
   x = 10,653,413,636.39/75,271.50
6. Step 6: Final answer
   x = 141,533.17