Finding the Third Proportional to 236,341.50 and 354,684

Step by Step Solution

1. Step 1: Write the proportion equation
   236,341.50 : 354,684 = 354,684 : x
2. Step 2: Convert to fraction form
   236,341.50/354,684 = 354,684/x
3. Step 3: Cross multiply
   236,341.50x = 354,684 × 354,684
4. Step 4: Simplify right side
   236,341.50x = 125,800,739,856
5. Step 5: Solve for x
   x = 125,800,739,856/236,341.50
6. Step 6: Final answer
   x = 532,283.75