Finding the Third Proportional to 54,818 and 117,410

Step by Step Solution

1. Step 1: Write the proportion equation
   54,818 : 117,410 = 117,410 : x
2. Step 2: Convert to fraction form
   54,818/117,410 = 117,410/x
3. Step 3: Cross multiply
   54,818x = 117,410 × 117,410
4. Step 4: Simplify right side
   54,818x = 13,785,108,100
5. Step 5: Solve for x
   x = 13,785,108,100/54,818
6. Step 6: Final answer
   x = 251,470.47