Finding the Third Proportional to 54,140 and 118,118

Step by Step Solution

1. Step 1: Write the proportion equation
   54,140 : 118,118 = 118,118 : x
2. Step 2: Convert to fraction form
   54,140/118,118 = 118,118/x
3. Step 3: Cross multiply
   54,140x = 118,118 × 118,118
4. Step 4: Simplify right side
   54,140x = 13,951,861,924
5. Step 5: Solve for x
   x = 13,951,861,924/54,140
6. Step 6: Final answer
   x = 257,699.70