Finding the Fourth Proportional to 37,419.32, 56,119.38 and 11,117.91

Step by Step Solution

1. Step 1: Write the proportion equation
   37,419.32 : 56,119.38 = 11,117.91 : x
2. Step 2: Convert to fraction form
   37,419.32/56,119.38 = 11,117.91/x
3. Step 3: Cross multiply
   37,419.32x = 56,119.38 × 11,117.91
4. Step 4: Simplify right side
   37,419.32x = 623,930,216.10
5. Step 5: Solve for x
   x = 623,930,216.10/37,419.32
6. Step 6: Final answer
   x = 16,674.01