Finding the Fourth Proportional to 37,385.17, 56,061.34 and 13,995.20

Step by Step Solution

1. Step 1: Write the proportion equation
   37,385.17 : 56,061.34 = 13,995.20 : x
2. Step 2: Convert to fraction form
   37,385.17/56,061.34 = 13,995.20/x
3. Step 3: Cross multiply
   37,385.17x = 56,061.34 × 13,995.20
4. Step 4: Simplify right side
   37,385.17x = 784,589,595.59
5. Step 5: Solve for x
   x = 784,589,595.59/37,385.17
6. Step 6: Final answer
   x = 20,986.66