Finding the Fourth Proportional to 35,476.31, 48,957.31 and 19,561.10

Step by Step Solution

1. Step 1: Write the proportion equation
   35,476.31 : 48,957.31 = 19,561.10 : x
2. Step 2: Convert to fraction form
   35,476.31/48,957.31 = 19,561.10/x
3. Step 3: Cross multiply
   35,476.31x = 48,957.31 × 19,561.10
4. Step 4: Simplify right side
   35,476.31x = 957,658,616.31
5. Step 5: Solve for x
   x = 957,658,616.31/35,476.31
6. Step 6: Final answer
   x = 26,994.31