Finding the Third Proportional to 237,111.50 and 355,672

Step by Step Solution

1. Step 1: Write the proportion equation
   237,111.50 : 355,672 = 355,672 : x
2. Step 2: Convert to fraction form
   237,111.50/355,672 = 355,672/x
3. Step 3: Cross multiply
   237,111.50x = 355,672 × 355,672
4. Step 4: Simplify right side
   237,111.50x = 126,502,571,584
5. Step 5: Solve for x
   x = 126,502,571,584/237,111.50
6. Step 6: Final answer
   x = 533,515.13