Finding the Fourth Proportional to 9,384.48, 12,955.26 and 5,404.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,384.48 : 12,955.26 = 5,404.82 : x
2. Step 2: Convert to fraction form
   9,384.48/12,955.26 = 5,404.82/x
3. Step 3: Cross multiply
   9,384.48x = 12,955.26 × 5,404.82
4. Step 4: Simplify right side
   9,384.48x = 70,020,848.35
5. Step 5: Solve for x
   x = 70,020,848.35/9,384.48
6. Step 6: Final answer
   x = 7,461.35