Finding the Fourth Proportional to 7,948.33, 10,970.71 and 5,431.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,948.33 : 10,970.71 = 5,431.46 : x
2. Step 2: Convert to fraction form
   7,948.33/10,970.71 = 5,431.46/x
3. Step 3: Cross multiply
   7,948.33x = 10,970.71 × 5,431.46
4. Step 4: Simplify right side
   7,948.33x = 59,586,904.10
5. Step 5: Solve for x
   x = 59,586,904.10/7,948.33
6. Step 6: Final answer
   x = 7,496.79