Finding the Fourth Proportional to 35,688.06, 49,249.86 and 19,772.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,688.06 : 49,249.86 = 19,772.72 : x
2. Step 2: Convert to fraction form
   35,688.06/49,249.86 = 19,772.72/x
3. Step 3: Cross multiply
   35,688.06x = 49,249.86 × 19,772.72
4. Step 4: Simplify right side
   35,688.06x = 973,803,691.82
5. Step 5: Solve for x
   x = 973,803,691.82/35,688.06
6. Step 6: Final answer
   x = 27,286.54