Finding the Third Proportional to 58,251.66 and 85,463.86

Step by Step Solution

1. Step 1: Write the proportion equation
   58,251.66 : 85,463.86 = 85,463.86 : x
2. Step 2: Convert to fraction form
   58,251.66/85,463.86 = 85,463.86/x
3. Step 3: Cross multiply
   58,251.66x = 85,463.86 × 85,463.86
4. Step 4: Simplify right side
   58,251.66x = 7,304,071,259.27
5. Step 5: Solve for x
   x = 7,304,071,259.27/58,251.66
6. Step 6: Final answer
   x = 125,388.22