Finding the Third Proportional to 113,117.50 and 237,251

Step by Step Solution

1. Step 1: Write the proportion equation
   113,117.50 : 237,251 = 237,251 : x
2. Step 2: Convert to fraction form
   113,117.50/237,251 = 237,251/x
3. Step 3: Cross multiply
   113,117.50x = 237,251 × 237,251
4. Step 4: Simplify right side
   113,117.50x = 56,288,037,001
5. Step 5: Solve for x
   x = 56,288,037,001/113,117.50
6. Step 6: Final answer
   x = 497,606.80