Finding the Fourth Proportional to 9,398.32, 12,968.92 and 5,416.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,398.32 : 12,968.92 = 5,416.76 : x
2. Step 2: Convert to fraction form
   9,398.32/12,968.92 = 5,416.76/x
3. Step 3: Cross multiply
   9,398.32x = 12,968.92 × 5,416.76
4. Step 4: Simplify right side
   9,398.32x = 70,249,527.10
5. Step 5: Solve for x
   x = 70,249,527.10/9,398.32
6. Step 6: Final answer
   x = 7,474.69