Finding the Third Proportional to 112,299.75 and 245,700

Step by Step Solution

1. Step 1: Write the proportion equation
   112,299.75 : 245,700 = 245,700 : x
2. Step 2: Convert to fraction form
   112,299.75/245,700 = 245,700/x
3. Step 3: Cross multiply
   112,299.75x = 245,700 × 245,700
4. Step 4: Simplify right side
   112,299.75x = 60,368,490,000
5. Step 5: Solve for x
   x = 60,368,490,000/112,299.75
6. Step 6: Final answer
   x = 537,565.67