Finding the Third Proportional to 117,051.50 and 252,540

Step by Step Solution

1. Step 1: Write the proportion equation
   117,051.50 : 252,540 = 252,540 : x
2. Step 2: Convert to fraction form
   117,051.50/252,540 = 252,540/x
3. Step 3: Cross multiply
   117,051.50x = 252,540 × 252,540
4. Step 4: Simplify right side
   117,051.50x = 63,776,451,600
5. Step 5: Solve for x
   x = 63,776,451,600/117,051.50
6. Step 6: Final answer
   x = 544,858.05