Finding the Fourth Proportional to 37,147.28, 55,656.18 and 30,947.13

Step by Step Solution

1. Step 1: Write the proportion equation
   37,147.28 : 55,656.18 = 30,947.13 : x
2. Step 2: Convert to fraction form
   37,147.28/55,656.18 = 30,947.13/x
3. Step 3: Cross multiply
   37,147.28x = 55,656.18 × 30,947.13
4. Step 4: Simplify right side
   37,147.28x = 1,722,399,037.76
5. Step 5: Solve for x
   x = 1,722,399,037.76/37,147.28
6. Step 6: Final answer
   x = 46,366.77