Finding the Fourth Proportional to 188,826.72, 283,142.56 and 55,690.04

Step by Step Solution

1. Step 1: Write the proportion equation
   188,826.72 : 283,142.56 = 55,690.04 : x
2. Step 2: Convert to fraction form
   188,826.72/283,142.56 = 55,690.04/x
3. Step 3: Cross multiply
   188,826.72x = 283,142.56 × 55,690.04
4. Step 4: Simplify right side
   188,826.72x = 15,768,220,492.10
5. Step 5: Solve for x
   x = 15,768,220,492.10/188,826.72
6. Step 6: Final answer
   x = 83,506.30