Finding the Third Proportional to 187,655.50 and 276,522

Step by Step Solution

1. Step 1: Write the proportion equation
   187,655.50 : 276,522 = 276,522 : x
2. Step 2: Convert to fraction form
   187,655.50/276,522 = 276,522/x
3. Step 3: Cross multiply
   187,655.50x = 276,522 × 276,522
4. Step 4: Simplify right side
   187,655.50x = 76,464,416,484
5. Step 5: Solve for x
   x = 76,464,416,484/187,655.50
6. Step 6: Final answer
   x = 407,472.29