Finding the Third Proportional to 53,081.75 and 74,405.75

Step by Step Solution

1. Step 1: Write the proportion equation
   53,081.75 : 74,405.75 = 74,405.75 : x
2. Step 2: Convert to fraction form
   53,081.75/74,405.75 = 74,405.75/x
3. Step 3: Cross multiply
   53,081.75x = 74,405.75 × 74,405.75
4. Step 4: Simplify right side
   53,081.75x = 5,536,215,633.06
5. Step 5: Solve for x
   x = 5,536,215,633.06/53,081.75
6. Step 6: Final answer
   x = 104,296.03