Finding the Fourth Proportional to 9,812.82, 13,541.40 and 5,564.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,812.82 : 13,541.40 = 5,564.29 : x
2. Step 2: Convert to fraction form
   9,812.82/13,541.40 = 5,564.29/x
3. Step 3: Cross multiply
   9,812.82x = 13,541.40 × 5,564.29
4. Step 4: Simplify right side
   9,812.82x = 75,348,242.75
5. Step 5: Solve for x
   x = 75,348,242.75/9,812.82
6. Step 6: Final answer
   x = 7,678.55