Finding the Third Proportional to 256,333.50 and 552,108

Step by Step Solution

1. Step 1: Write the proportion equation
   256,333.50 : 552,108 = 552,108 : x
2. Step 2: Convert to fraction form
   256,333.50/552,108 = 552,108/x
3. Step 3: Cross multiply
   256,333.50x = 552,108 × 552,108
4. Step 4: Simplify right side
   256,333.50x = 304,823,243,664
5. Step 5: Solve for x
   x = 304,823,243,664/256,333.50
6. Step 6: Final answer
   x = 1,189,166.63