Finding the Third Proportional to 58,433.50 and 85,785

Step by Step Solution

1. Step 1: Write the proportion equation
   58,433.50 : 85,785 = 85,785 : x
2. Step 2: Convert to fraction form
   58,433.50/85,785 = 85,785/x
3. Step 3: Cross multiply
   58,433.50x = 85,785 × 85,785
4. Step 4: Simplify right side
   58,433.50x = 7,359,066,225
5. Step 5: Solve for x
   x = 7,359,066,225/58,433.50
6. Step 6: Final answer
   x = 125,939.17