Finding the Fourth Proportional to 9,436.84, 13,025.56 and 7,561.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,436.84 : 13,025.56 = 7,561.51 : x
2. Step 2: Convert to fraction form
   9,436.84/13,025.56 = 7,561.51/x
3. Step 3: Cross multiply
   9,436.84x = 13,025.56 × 7,561.51
4. Step 4: Simplify right side
   9,436.84x = 98,492,902.20
5. Step 5: Solve for x
   x = 98,492,902.20/9,436.84
6. Step 6: Final answer
   x = 10,437.06