Finding the Fourth Proportional to 9,774.33, 14,607.83 and 7,147.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,774.33 : 14,607.83 = 7,147.37 : x
2. Step 2: Convert to fraction form
   9,774.33/14,607.83 = 7,147.37/x
3. Step 3: Cross multiply
   9,774.33x = 14,607.83 × 7,147.37
4. Step 4: Simplify right side
   9,774.33x = 104,407,457.13
5. Step 5: Solve for x
   x = 104,407,457.13/9,774.33
6. Step 6: Final answer
   x = 10,681.80