Finding the Third Proportional to 99,208.50 and 234,147

Step by Step Solution

1. Step 1: Write the proportion equation
   99,208.50 : 234,147 = 234,147 : x
2. Step 2: Convert to fraction form
   99,208.50/234,147 = 234,147/x
3. Step 3: Cross multiply
   99,208.50x = 234,147 × 234,147
4. Step 4: Simplify right side
   99,208.50x = 54,824,817,609
5. Step 5: Solve for x
   x = 54,824,817,609/99,208.50
6. Step 6: Final answer
   x = 552,622.18