Finding the Third Proportional to 116,700 and 237,679.50

Step by Step Solution

1. Step 1: Write the proportion equation
   116,700 : 237,679.50 = 237,679.50 : x
2. Step 2: Convert to fraction form
   116,700/237,679.50 = 237,679.50/x
3. Step 3: Cross multiply
   116,700x = 237,679.50 × 237,679.50
4. Step 4: Simplify right side
   116,700x = 56,491,544,720.25
5. Step 5: Solve for x
   x = 56,491,544,720.25/116,700
6. Step 6: Final answer
   x = 484,074.93