Finding the Third Proportional to 138,184.50 and 286,755

Step by Step Solution

1. Step 1: Write the proportion equation
   138,184.50 : 286,755 = 286,755 : x
2. Step 2: Convert to fraction form
   138,184.50/286,755 = 286,755/x
3. Step 3: Cross multiply
   138,184.50x = 286,755 × 286,755
4. Step 4: Simplify right side
   138,184.50x = 82,228,430,025
5. Step 5: Solve for x
   x = 82,228,430,025/138,184.50
6. Step 6: Final answer
   x = 595,062.62