Finding the Fourth Proportional to 35,427.78, 48,889.74 and 19,513.71

Step by Step Solution

1. Step 1: Write the proportion equation
   35,427.78 : 48,889.74 = 19,513.71 : x
2. Step 2: Convert to fraction form
   35,427.78/48,889.74 = 19,513.71/x
3. Step 3: Cross multiply
   35,427.78x = 48,889.74 × 19,513.71
4. Step 4: Simplify right side
   35,427.78x = 954,020,208.34
5. Step 5: Solve for x
   x = 954,020,208.34/35,427.78
6. Step 6: Final answer
   x = 26,928.59