Finding the Fourth Proportional to 55,803.04, 83,704.71 and 13,683.31

Step by Step Solution

1. Step 1: Write the proportion equation
   55,803.04 : 83,704.71 = 13,683.31 : x
2. Step 2: Convert to fraction form
   55,803.04/83,704.71 = 13,683.31/x
3. Step 3: Cross multiply
   55,803.04x = 83,704.71 × 13,683.31
4. Step 4: Simplify right side
   55,803.04x = 1,145,357,495.39
5. Step 5: Solve for x
   x = 1,145,357,495.39/55,803.04
6. Step 6: Final answer
   x = 20,525.00