Finding the Third Proportional to 266,503.50 and 562,936.50

Step by Step Solution

1. Step 1: Write the proportion equation
   266,503.50 : 562,936.50 = 562,936.50 : x
2. Step 2: Convert to fraction form
   266,503.50/562,936.50 = 562,936.50/x
3. Step 3: Cross multiply
   266,503.50x = 562,936.50 × 562,936.50
4. Step 4: Simplify right side
   266,503.50x = 316,897,503,032.25
5. Step 5: Solve for x
   x = 316,897,503,032.25/266,503.50
6. Step 6: Final answer
   x = 1,189,093.21