Finding the Fourth Proportional to 34,978.58, 48,268.13 and 19,667.48

Step by Step Solution

1. Step 1: Write the proportion equation
   34,978.58 : 48,268.13 = 19,667.48 : x
2. Step 2: Convert to fraction form
   34,978.58/48,268.13 = 19,667.48/x
3. Step 3: Cross multiply
   34,978.58x = 48,268.13 × 19,667.48
4. Step 4: Simplify right side
   34,978.58x = 949,312,197.05
5. Step 5: Solve for x
   x = 949,312,197.05/34,978.58
6. Step 6: Final answer
   x = 27,139.82