Finding the Third Proportional to 271,200.50 and 583,215

Step by Step Solution

1. Step 1: Write the proportion equation
   271,200.50 : 583,215 = 583,215 : x
2. Step 2: Convert to fraction form
   271,200.50/583,215 = 583,215/x
3. Step 3: Cross multiply
   271,200.50x = 583,215 × 583,215
4. Step 4: Simplify right side
   271,200.50x = 340,139,736,225
5. Step 5: Solve for x
   x = 340,139,736,225/271,200.50
6. Step 6: Final answer
   x = 1,254,200.25