Finding the Fourth Proportional to 9,388.62, 12,955.53 and 5,410.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,388.62 : 12,955.53 = 5,410.04 : x
2. Step 2: Convert to fraction form
   9,388.62/12,955.53 = 5,410.04/x
3. Step 3: Cross multiply
   9,388.62x = 12,955.53 × 5,410.04
4. Step 4: Simplify right side
   9,388.62x = 70,089,870.74
5. Step 5: Solve for x
   x = 70,089,870.74/9,388.62
6. Step 6: Final answer
   x = 7,465.41