Finding the Fourth Proportional to 16,405.05, 24,607.95 and 5,875.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,405.05 : 24,607.95 = 5,875.78 : x
2. Step 2: Convert to fraction form
   16,405.05/24,607.95 = 5,875.78/x
3. Step 3: Cross multiply
   16,405.05x = 24,607.95 × 5,875.78
4. Step 4: Simplify right side
   16,405.05x = 144,590,900.45
5. Step 5: Solve for x
   x = 144,590,900.45/16,405.05
6. Step 6: Final answer
   x = 8,813.80