Finding the Fourth Proportional to 10,984.51, 15,158.59 and 5,948.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,984.51 : 15,158.59 = 5,948.74 : x
2. Step 2: Convert to fraction form
   10,984.51/15,158.59 = 5,948.74/x
3. Step 3: Cross multiply
   10,984.51x = 15,158.59 × 5,948.74
4. Step 4: Simplify right side
   10,984.51x = 90,174,548.21
5. Step 5: Solve for x
   x = 90,174,548.21/10,984.51
6. Step 6: Final answer
   x = 8,209.25