Finding the Fourth Proportional to 9,750.69, 14,602.59 and 5,578.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,750.69 : 14,602.59 = 5,578.07 : x
2. Step 2: Convert to fraction form
   9,750.69/14,602.59 = 5,578.07/x
3. Step 3: Cross multiply
   9,750.69x = 14,602.59 × 5,578.07
4. Step 4: Simplify right side
   9,750.69x = 81,454,196.19
5. Step 5: Solve for x
   x = 81,454,196.19/9,750.69
6. Step 6: Final answer
   x = 8,353.69