Finding the Fourth Proportional to 37,818.72, 56,726.64 and 10,116

Step by Step Solution

1. Step 1: Write the proportion equation
   37,818.72 : 56,726.64 = 10,116 : x
2. Step 2: Convert to fraction form
   37,818.72/56,726.64 = 10,116/x
3. Step 3: Cross multiply
   37,818.72x = 56,726.64 × 10,116
4. Step 4: Simplify right side
   37,818.72x = 573,846,690.24
5. Step 5: Solve for x
   x = 573,846,690.24/37,818.72
6. Step 6: Final answer
   x = 15,173.61