Finding the Fourth Proportional to 35,689.61, 49,249.59 and 19,773.11

Step by Step Solution

1. Step 1: Write the proportion equation
   35,689.61 : 49,249.59 = 19,773.11 : x
2. Step 2: Convert to fraction form
   35,689.61/49,249.59 = 19,773.11/x
3. Step 3: Cross multiply
   35,689.61x = 49,249.59 × 19,773.11
4. Step 4: Simplify right side
   35,689.61x = 973,817,314.28
5. Step 5: Solve for x
   x = 973,817,314.28/35,689.61
6. Step 6: Final answer
   x = 27,285.74