Finding the Third Proportional to 124,210.50 and 269,427

Step by Step Solution

1. Step 1: Write the proportion equation
   124,210.50 : 269,427 = 269,427 : x
2. Step 2: Convert to fraction form
   124,210.50/269,427 = 269,427/x
3. Step 3: Cross multiply
   124,210.50x = 269,427 × 269,427
4. Step 4: Simplify right side
   124,210.50x = 72,590,908,329
5. Step 5: Solve for x
   x = 72,590,908,329/124,210.50
6. Step 6: Final answer
   x = 584,418.45