Finding the Fourth Proportional to 35,196.66, 48,572.73 and 20,091.78

Step by Step Solution

1. Step 1: Write the proportion equation
   35,196.66 : 48,572.73 = 20,091.78 : x
2. Step 2: Convert to fraction form
   35,196.66/48,572.73 = 20,091.78/x
3. Step 3: Cross multiply
   35,196.66x = 48,572.73 × 20,091.78
4. Step 4: Simplify right side
   35,196.66x = 975,912,605.16
5. Step 5: Solve for x
   x = 975,912,605.16/35,196.66
6. Step 6: Final answer
   x = 27,727.42