Finding the Fourth Proportional to 37,151.60, 55,688.22 and 12,185.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,151.60 : 55,688.22 = 12,185.12 : x
2. Step 2: Convert to fraction form
   37,151.60/55,688.22 = 12,185.12/x
3. Step 3: Cross multiply
   37,151.60x = 55,688.22 × 12,185.12
4. Step 4: Simplify right side
   37,151.60x = 678,567,643.29
5. Step 5: Solve for x
   x = 678,567,643.29/37,151.60
6. Step 6: Final answer
   x = 18,264.83