Finding the Fourth Proportional to 35,385.30, 48,832.20 and 19,470.42

Step by Step Solution

1. Step 1: Write the proportion equation
   35,385.30 : 48,832.20 = 19,470.42 : x
2. Step 2: Convert to fraction form
   35,385.30/48,832.20 = 19,470.42/x
3. Step 3: Cross multiply
   35,385.30x = 48,832.20 × 19,470.42
4. Step 4: Simplify right side
   35,385.30x = 950,783,443.52
5. Step 5: Solve for x
   x = 950,783,443.52/35,385.30
6. Step 6: Final answer
   x = 26,869.45