Finding the Third Proportional to 53,657.72 and 116,541.28

Step by Step Solution

1. Step 1: Write the proportion equation
   53,657.72 : 116,541.28 = 116,541.28 : x
2. Step 2: Convert to fraction form
   53,657.72/116,541.28 = 116,541.28/x
3. Step 3: Cross multiply
   53,657.72x = 116,541.28 × 116,541.28
4. Step 4: Simplify right side
   53,657.72x = 13,581,870,235.39
5. Step 5: Solve for x
   x = 13,581,870,235.39/53,657.72
6. Step 6: Final answer
   x = 253,120.53