Finding the Third Proportional to 175,477.50 and 266,910

Step by Step Solution

1. Step 1: Write the proportion equation
   175,477.50 : 266,910 = 266,910 : x
2. Step 2: Convert to fraction form
   175,477.50/266,910 = 266,910/x
3. Step 3: Cross multiply
   175,477.50x = 266,910 × 266,910
4. Step 4: Simplify right side
   175,477.50x = 71,240,948,100
5. Step 5: Solve for x
   x = 71,240,948,100/175,477.50
6. Step 6: Final answer
   x = 405,983.38