Finding the Third Proportional to 58,527 and 138,105

Step by Step Solution

1. Step 1: Write the proportion equation
   58,527 : 138,105 = 138,105 : x
2. Step 2: Convert to fraction form
   58,527/138,105 = 138,105/x
3. Step 3: Cross multiply
   58,527x = 138,105 × 138,105
4. Step 4: Simplify right side
   58,527x = 19,072,991,025
5. Step 5: Solve for x
   x = 19,072,991,025/58,527
6. Step 6: Final answer
   x = 325,883.63