Finding the Fourth Proportional to 37,009.29, 55,517.47 and 10,355.30

Step by Step Solution

1. Step 1: Write the proportion equation
   37,009.29 : 55,517.47 = 10,355.30 : x
2. Step 2: Convert to fraction form
   37,009.29/55,517.47 = 10,355.30/x
3. Step 3: Cross multiply
   37,009.29x = 55,517.47 × 10,355.30
4. Step 4: Simplify right side
   37,009.29x = 574,900,057.09
5. Step 5: Solve for x
   x = 574,900,057.09/37,009.29
6. Step 6: Final answer
   x = 15,533.94