Finding the Third Proportional to 56,456 and 118,600

Step by Step Solution

1. Step 1: Write the proportion equation
   56,456 : 118,600 = 118,600 : x
2. Step 2: Convert to fraction form
   56,456/118,600 = 118,600/x
3. Step 3: Cross multiply
   56,456x = 118,600 × 118,600
4. Step 4: Simplify right side
   56,456x = 14,065,960,000
5. Step 5: Solve for x
   x = 14,065,960,000/56,456
6. Step 6: Final answer
   x = 249,149.07