Finding the Fourth Proportional to 55,814.28, 83,689.89 and 18,364.24

Step by Step Solution

1. Step 1: Write the proportion equation
   55,814.28 : 83,689.89 = 18,364.24 : x
2. Step 2: Convert to fraction form
   55,814.28/83,689.89 = 18,364.24/x
3. Step 3: Cross multiply
   55,814.28x = 83,689.89 × 18,364.24
4. Step 4: Simplify right side
   55,814.28x = 1,536,901,225.53
5. Step 5: Solve for x
   x = 1,536,901,225.53/55,814.28
6. Step 6: Final answer
   x = 27,535.99