Finding the Third Proportional to 110,443.50 and 266,267.25

Step by Step Solution

1. Step 1: Write the proportion equation
   110,443.50 : 266,267.25 = 266,267.25 : x
2. Step 2: Convert to fraction form
   110,443.50/266,267.25 = 266,267.25/x
3. Step 3: Cross multiply
   110,443.50x = 266,267.25 × 266,267.25
4. Step 4: Simplify right side
   110,443.50x = 70,898,248,422.56
5. Step 5: Solve for x
   x = 70,898,248,422.56/110,443.50
6. Step 6: Final answer
   x = 641,941.34