Finding the Fourth Proportional to 23,978.56, 35,971.68 and 10,127.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,978.56 : 35,971.68 = 10,127.68 : x
2. Step 2: Convert to fraction form
   23,978.56/35,971.68 = 10,127.68/x
3. Step 3: Cross multiply
   23,978.56x = 35,971.68 × 10,127.68
4. Step 4: Simplify right side
   23,978.56x = 364,309,664.10
5. Step 5: Solve for x
   x = 364,309,664.10/23,978.56
6. Step 6: Final answer
   x = 15,193.14