Finding the Third Proportional to 237,112 and 355,672.50

Step by Step Solution

1. Step 1: Write the proportion equation
   237,112 : 355,672.50 = 355,672.50 : x
2. Step 2: Convert to fraction form
   237,112/355,672.50 = 355,672.50/x
3. Step 3: Cross multiply
   237,112x = 355,672.50 × 355,672.50
4. Step 4: Simplify right side
   237,112x = 126,502,927,256.25
5. Step 5: Solve for x
   x = 126,502,927,256.25/237,112
6. Step 6: Final answer
   x = 533,515.50