Finding the Third Proportional to 272,650.50 and 558,522

Step by Step Solution

1. Step 1: Write the proportion equation
   272,650.50 : 558,522 = 558,522 : x
2. Step 2: Convert to fraction form
   272,650.50/558,522 = 558,522/x
3. Step 3: Cross multiply
   272,650.50x = 558,522 × 558,522
4. Step 4: Simplify right side
   272,650.50x = 311,946,824,484
5. Step 5: Solve for x
   x = 311,946,824,484/272,650.50
6. Step 6: Final answer
   x = 1,144,127.09