Finding the Fourth Proportional to 35,882.10, 53,801.55 and 18,386.10

Step by Step Solution

1. Step 1: Write the proportion equation
   35,882.10 : 53,801.55 = 18,386.10 : x
2. Step 2: Convert to fraction form
   35,882.10/53,801.55 = 18,386.10/x
3. Step 3: Cross multiply
   35,882.10x = 53,801.55 × 18,386.10
4. Step 4: Simplify right side
   35,882.10x = 989,200,678.46
5. Step 5: Solve for x
   x = 989,200,678.46/35,882.10
6. Step 6: Final answer
   x = 27,568.08