Finding the Third Proportional to 89,272.13 and 130,951.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,272.13 : 130,951.69 = 130,951.69 : x
2. Step 2: Convert to fraction form
   89,272.13/130,951.69 = 130,951.69/x
3. Step 3: Cross multiply
   89,272.13x = 130,951.69 × 130,951.69
4. Step 4: Simplify right side
   89,272.13x = 17,148,344,459.10
5. Step 5: Solve for x
   x = 17,148,344,459.10/89,272.13
6. Step 6: Final answer
   x = 192,090.69