Finding the Fourth Proportional to 23,781.15, 35,677.19 and 7,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,781.15 : 35,677.19 = 7,141.50 : x
2. Step 2: Convert to fraction form
   23,781.15/35,677.19 = 7,141.50/x
3. Step 3: Cross multiply
   23,781.15x = 35,677.19 × 7,141.50
4. Step 4: Simplify right side
   23,781.15x = 254,788,519.73
5. Step 5: Solve for x
   x = 254,788,519.73/23,781.15
6. Step 6: Final answer
   x = 10,713.89