Finding the Third Proportional to 236,381.50 and 354,814

Step by Step Solution

1. Step 1: Write the proportion equation
   236,381.50 : 354,814 = 354,814 : x
2. Step 2: Convert to fraction form
   236,381.50/354,814 = 354,814/x
3. Step 3: Cross multiply
   236,381.50x = 354,814 × 354,814
4. Step 4: Simplify right side
   236,381.50x = 125,892,974,596
5. Step 5: Solve for x
   x = 125,892,974,596/236,381.50
6. Step 6: Final answer
   x = 532,583.87