Finding the Fourth Proportional to 55,191.17, 82,800.72 and 15,748.43

Step by Step Solution

1. Step 1: Write the proportion equation
   55,191.17 : 82,800.72 = 15,748.43 : x
2. Step 2: Convert to fraction form
   55,191.17/82,800.72 = 15,748.43/x
3. Step 3: Cross multiply
   55,191.17x = 82,800.72 × 15,748.43
4. Step 4: Simplify right side
   55,191.17x = 1,303,980,928.87
5. Step 5: Solve for x
   x = 1,303,980,928.87/55,191.17
6. Step 6: Final answer
   x = 23,626.62