Finding the Fourth Proportional to 55,665.02, 83,507.09 and 18,214.47

Step by Step Solution

1. Step 1: Write the proportion equation
   55,665.02 : 83,507.09 = 18,214.47 : x
2. Step 2: Convert to fraction form
   55,665.02/83,507.09 = 18,214.47/x
3. Step 3: Cross multiply
   55,665.02x = 83,507.09 × 18,214.47
4. Step 4: Simplify right side
   55,665.02x = 1,521,037,294.52
5. Step 5: Solve for x
   x = 1,521,037,294.52/55,665.02
6. Step 6: Final answer
   x = 27,324.83