Finding the Fourth Proportional to 37,066.31, 55,599.57 and 8,986.25

Step by Step Solution

1. Step 1: Write the proportion equation
   37,066.31 : 55,599.57 = 8,986.25 : x
2. Step 2: Convert to fraction form
   37,066.31/55,599.57 = 8,986.25/x
3. Step 3: Cross multiply
   37,066.31x = 55,599.57 × 8,986.25
4. Step 4: Simplify right side
   37,066.31x = 499,631,357.91
5. Step 5: Solve for x
   x = 499,631,357.91/37,066.31
6. Step 6: Final answer
   x = 13,479.39