Finding the Fourth Proportional to 35,885.34, 49,518.55 and 20,779.03

Step by Step Solution

1. Step 1: Write the proportion equation
   35,885.34 : 49,518.55 = 20,779.03 : x
2. Step 2: Convert to fraction form
   35,885.34/49,518.55 = 20,779.03/x
3. Step 3: Cross multiply
   35,885.34x = 49,518.55 × 20,779.03
4. Step 4: Simplify right side
   35,885.34x = 1,028,947,084.52
5. Step 5: Solve for x
   x = 1,028,947,084.52/35,885.34
6. Step 6: Final answer
   x = 28,673.19