Finding the Third Proportional to 99,265.50 and 234,145.69

Step by Step Solution

1. Step 1: Write the proportion equation
   99,265.50 : 234,145.69 = 234,145.69 : x
2. Step 2: Convert to fraction form
   99,265.50/234,145.69 = 234,145.69/x
3. Step 3: Cross multiply
   99,265.50x = 234,145.69 × 234,145.69
4. Step 4: Simplify right side
   99,265.50x = 54,824,202,974.85
5. Step 5: Solve for x
   x = 54,824,202,974.85/99,265.50
6. Step 6: Final answer
   x = 552,298.66