Finding the Fourth Proportional to 35,823.52, 49,436.72 and 20,716.16

Step by Step Solution

1. Step 1: Write the proportion equation
   35,823.52 : 49,436.72 = 20,716.16 : x
2. Step 2: Convert to fraction form
   35,823.52/49,436.72 = 20,716.16/x
3. Step 3: Cross multiply
   35,823.52x = 49,436.72 × 20,716.16
4. Step 4: Simplify right side
   35,823.52x = 1,024,139,001.40
5. Step 5: Solve for x
   x = 1,024,139,001.40/35,823.52
6. Step 6: Final answer
   x = 28,588.45