Finding the Fourth Proportional to 37,216.47, 55,791.88 and 13,826.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,216.47 : 55,791.88 = 13,826.50 : x
2. Step 2: Convert to fraction form
   37,216.47/55,791.88 = 13,826.50/x
3. Step 3: Cross multiply
   37,216.47x = 55,791.88 × 13,826.50
4. Step 4: Simplify right side
   37,216.47x = 771,406,428.82
5. Step 5: Solve for x
   x = 771,406,428.82/37,216.47
6. Step 6: Final answer
   x = 20,727.55