Finding the Third Proportional to 56,048.50 and 117,290

Step by Step Solution

1. Step 1: Write the proportion equation
   56,048.50 : 117,290 = 117,290 : x
2. Step 2: Convert to fraction form
   56,048.50/117,290 = 117,290/x
3. Step 3: Cross multiply
   56,048.50x = 117,290 × 117,290
4. Step 4: Simplify right side
   56,048.50x = 13,756,944,100
5. Step 5: Solve for x
   x = 13,756,944,100/56,048.50
6. Step 6: Final answer
   x = 245,447.14