Finding the Fourth Proportional to 37,109.74, 55,650.54 and 13,410.88

Step by Step Solution

1. Step 1: Write the proportion equation
   37,109.74 : 55,650.54 = 13,410.88 : x
2. Step 2: Convert to fraction form
   37,109.74/55,650.54 = 13,410.88/x
3. Step 3: Cross multiply
   37,109.74x = 55,650.54 × 13,410.88
4. Step 4: Simplify right side
   37,109.74x = 746,322,713.88
5. Step 5: Solve for x
   x = 746,322,713.88/37,109.74
6. Step 6: Final answer
   x = 20,111.24