Finding the Fourth Proportional to 42,843.44, 64,272.72 and 16,545.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,843.44 : 64,272.72 = 16,545.98 : x
2. Step 2: Convert to fraction form
   42,843.44/64,272.72 = 16,545.98/x
3. Step 3: Cross multiply
   42,843.44x = 64,272.72 × 16,545.98
4. Step 4: Simplify right side
   42,843.44x = 1,063,455,139.67
5. Step 5: Solve for x
   x = 1,063,455,139.67/42,843.44
6. Step 6: Final answer
   x = 24,821.89