Finding the Third Proportional to 214,738.50 and 485,154

Step by Step Solution

1. Step 1: Write the proportion equation
   214,738.50 : 485,154 = 485,154 : x
2. Step 2: Convert to fraction form
   214,738.50/485,154 = 485,154/x
3. Step 3: Cross multiply
   214,738.50x = 485,154 × 485,154
4. Step 4: Simplify right side
   214,738.50x = 235,374,403,716
5. Step 5: Solve for x
   x = 235,374,403,716/214,738.50
6. Step 6: Final answer
   x = 1,096,097.83