Finding the Fourth Proportional to 35,456.10, 48,929.72 and 19,540.59

Step by Step Solution

1. Step 1: Write the proportion equation
   35,456.10 : 48,929.72 = 19,540.59 : x
2. Step 2: Convert to fraction form
   35,456.10/48,929.72 = 19,540.59/x
3. Step 3: Cross multiply
   35,456.10x = 48,929.72 × 19,540.59
4. Step 4: Simplify right side
   35,456.10x = 956,115,499.63
5. Step 5: Solve for x
   x = 956,115,499.63/35,456.10
6. Step 6: Final answer
   x = 26,966.18