Finding the Fourth Proportional to 35,406.72, 48,859.47 and 19,488.11

Step by Step Solution

1. Step 1: Write the proportion equation
   35,406.72 : 48,859.47 = 19,488.11 : x
2. Step 2: Convert to fraction form
   35,406.72/48,859.47 = 19,488.11/x
3. Step 3: Cross multiply
   35,406.72x = 48,859.47 × 19,488.11
4. Step 4: Simplify right side
   35,406.72x = 952,178,481.60
5. Step 5: Solve for x
   x = 952,178,481.60/35,406.72
6. Step 6: Final answer
   x = 26,892.59