Finding the Third Proportional to 74,020.50 and 104,780.25

Step by Step Solution

1. Step 1: Write the proportion equation
   74,020.50 : 104,780.25 = 104,780.25 : x
2. Step 2: Convert to fraction form
   74,020.50/104,780.25 = 104,780.25/x
3. Step 3: Cross multiply
   74,020.50x = 104,780.25 × 104,780.25
4. Step 4: Simplify right side
   74,020.50x = 10,978,900,790.06
5. Step 5: Solve for x
   x = 10,978,900,790.06/74,020.50
6. Step 6: Final answer
   x = 148,322.43