Finding the Fourth Proportional to 10,394.94, 15,564.72 and 9,066.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,394.94 : 15,564.72 = 9,066.34 : x
2. Step 2: Convert to fraction form
   10,394.94/15,564.72 = 9,066.34/x
3. Step 3: Cross multiply
   10,394.94x = 15,564.72 × 9,066.34
4. Step 4: Simplify right side
   10,394.94x = 141,115,043.52
5. Step 5: Solve for x
   x = 141,115,043.52/10,394.94
6. Step 6: Final answer
   x = 13,575.36