Finding the Third Proportional to 266,229.50 and 579,106

Step by Step Solution

1. Step 1: Write the proportion equation
   266,229.50 : 579,106 = 579,106 : x
2. Step 2: Convert to fraction form
   266,229.50/579,106 = 579,106/x
3. Step 3: Cross multiply
   266,229.50x = 579,106 × 579,106
4. Step 4: Simplify right side
   266,229.50x = 335,363,759,236
5. Step 5: Solve for x
   x = 335,363,759,236/266,229.50
6. Step 6: Final answer
   x = 1,259,679.18