Finding the Third Proportional to 153,366 and 235,408.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,366 : 235,408.50 = 235,408.50 : x
2. Step 2: Convert to fraction form
   153,366/235,408.50 = 235,408.50/x
3. Step 3: Cross multiply
   153,366x = 235,408.50 × 235,408.50
4. Step 4: Simplify right side
   153,366x = 55,417,161,872.25
5. Step 5: Solve for x
   x = 55,417,161,872.25/153,366
6. Step 6: Final answer
   x = 361,339.29