Finding the Fourth Proportional to 9,461.79, 13,056.80 and 5,484.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,461.79 : 13,056.80 = 5,484.20 : x
2. Step 2: Convert to fraction form
   9,461.79/13,056.80 = 5,484.20/x
3. Step 3: Cross multiply
   9,461.79x = 13,056.80 × 5,484.20
4. Step 4: Simplify right side
   9,461.79x = 71,606,009.86
5. Step 5: Solve for x
   x = 71,606,009.86/9,461.79
6. Step 6: Final answer
   x = 7,567.91