Finding the Fourth Proportional to 35,428.91, 48,891.59 and 19,513.02

Step by Step Solution

1. Step 1: Write the proportion equation
   35,428.91 : 48,891.59 = 19,513.02 : x
2. Step 2: Convert to fraction form
   35,428.91/48,891.59 = 19,513.02/x
3. Step 3: Cross multiply
   35,428.91x = 48,891.59 × 19,513.02
4. Step 4: Simplify right side
   35,428.91x = 954,022,573.50
5. Step 5: Solve for x
   x = 954,022,573.50/35,428.91
6. Step 6: Final answer
   x = 26,927.80