Finding the Fourth Proportional to 28,737.47, 43,068.78 and 16,086.69

Step by Step Solution

1. Step 1: Write the proportion equation
   28,737.47 : 43,068.78 = 16,086.69 : x
2. Step 2: Convert to fraction form
   28,737.47/43,068.78 = 16,086.69/x
3. Step 3: Cross multiply
   28,737.47x = 43,068.78 × 16,086.69
4. Step 4: Simplify right side
   28,737.47x = 692,834,112.54
5. Step 5: Solve for x
   x = 692,834,112.54/28,737.47
6. Step 6: Final answer
   x = 24,109.09