Finding the Third Proportional to 99,612 and 152,445

Step by Step Solution

1. Step 1: Write the proportion equation
   99,612 : 152,445 = 152,445 : x
2. Step 2: Convert to fraction form
   99,612/152,445 = 152,445/x
3. Step 3: Cross multiply
   99,612x = 152,445 × 152,445
4. Step 4: Simplify right side
   99,612x = 23,239,478,025
5. Step 5: Solve for x
   x = 23,239,478,025/99,612
6. Step 6: Final answer
   x = 233,299.98