Finding the Fourth Proportional to 9,866.61, 14,803.83 and 5,925.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,866.61 : 14,803.83 = 5,925.29 : x
2. Step 2: Convert to fraction form
   9,866.61/14,803.83 = 5,925.29/x
3. Step 3: Cross multiply
   9,866.61x = 14,803.83 × 5,925.29
4. Step 4: Simplify right side
   9,866.61x = 87,716,911.84
5. Step 5: Solve for x
   x = 87,716,911.84/9,866.61
6. Step 6: Final answer
   x = 8,890.28