Finding the Fourth Proportional to 35,801.10, 49,404.78 and 19,885.20

Step by Step Solution

1. Step 1: Write the proportion equation
   35,801.10 : 49,404.78 = 19,885.20 : x
2. Step 2: Convert to fraction form
   35,801.10/49,404.78 = 19,885.20/x
3. Step 3: Cross multiply
   35,801.10x = 49,404.78 × 19,885.20
4. Step 4: Simplify right side
   35,801.10x = 982,423,931.26
5. Step 5: Solve for x
   x = 982,423,931.26/35,801.10
6. Step 6: Final answer
   x = 27,441.17