Finding the Fourth Proportional to 34,891.32, 48,148.55 and 19,785

Step by Step Solution

1. Step 1: Write the proportion equation
   34,891.32 : 48,148.55 = 19,785 : x
2. Step 2: Convert to fraction form
   34,891.32/48,148.55 = 19,785/x
3. Step 3: Cross multiply
   34,891.32x = 48,148.55 × 19,785
4. Step 4: Simplify right side
   34,891.32x = 952,619,061.75
5. Step 5: Solve for x
   x = 952,619,061.75/34,891.32
6. Step 6: Final answer
   x = 27,302.47