Finding the Fourth Proportional to 37,811.16, 56,712.42 and 10,111.32

Step by Step Solution

1. Step 1: Write the proportion equation
   37,811.16 : 56,712.42 = 10,111.32 : x
2. Step 2: Convert to fraction form
   37,811.16/56,712.42 = 10,111.32/x
3. Step 3: Cross multiply
   37,811.16x = 56,712.42 × 10,111.32
4. Step 4: Simplify right side
   37,811.16x = 573,437,426.59
5. Step 5: Solve for x
   x = 573,437,426.59/37,811.16
6. Step 6: Final answer
   x = 15,165.82