Finding the Third Proportional to 156,244.50 and 336,222

Step by Step Solution

1. Step 1: Write the proportion equation
   156,244.50 : 336,222 = 336,222 : x
2. Step 2: Convert to fraction form
   156,244.50/336,222 = 336,222/x
3. Step 3: Cross multiply
   156,244.50x = 336,222 × 336,222
4. Step 4: Simplify right side
   156,244.50x = 113,045,233,284
5. Step 5: Solve for x
   x = 113,045,233,284/156,244.50
6. Step 6: Final answer
   x = 723,514.96