Finding the Third Proportional to 99,238.50 and 234,228

Step by Step Solution

1. Step 1: Write the proportion equation
   99,238.50 : 234,228 = 234,228 : x
2. Step 2: Convert to fraction form
   99,238.50/234,228 = 234,228/x
3. Step 3: Cross multiply
   99,238.50x = 234,228 × 234,228
4. Step 4: Simplify right side
   99,238.50x = 54,862,755,984
5. Step 5: Solve for x
   x = 54,862,755,984/99,238.50
6. Step 6: Final answer
   x = 552,837.42