Finding the Third Proportional to 111,334 and 242,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,334 : 242,648.50 = 242,648.50 : x
2. Step 2: Convert to fraction form
   111,334/242,648.50 = 242,648.50/x
3. Step 3: Cross multiply
   111,334x = 242,648.50 × 242,648.50
4. Step 4: Simplify right side
   111,334x = 58,878,294,552.25
5. Step 5: Solve for x
   x = 58,878,294,552.25/111,334
6. Step 6: Final answer
   x = 528,843.79