Finding the Third Proportional to 118,246.50 and 187,218

Step by Step Solution

1. Step 1: Write the proportion equation
   118,246.50 : 187,218 = 187,218 : x
2. Step 2: Convert to fraction form
   118,246.50/187,218 = 187,218/x
3. Step 3: Cross multiply
   118,246.50x = 187,218 × 187,218
4. Step 4: Simplify right side
   118,246.50x = 35,050,579,524
5. Step 5: Solve for x
   x = 35,050,579,524/118,246.50
6. Step 6: Final answer
   x = 296,419.59