Finding the Third Proportional to 124,491.50 and 188,219.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,491.50 : 188,219.50 = 188,219.50 : x
2. Step 2: Convert to fraction form
   124,491.50/188,219.50 = 188,219.50/x
3. Step 3: Cross multiply
   124,491.50x = 188,219.50 × 188,219.50
4. Step 4: Simplify right side
   124,491.50x = 35,426,580,180.25
5. Step 5: Solve for x
   x = 35,426,580,180.25/124,491.50
6. Step 6: Final answer
   x = 284,570.27