Finding the Fourth Proportional to 9,458.78, 14,196.93 and 4,782.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,458.78 : 14,196.93 = 4,782.09 : x
2. Step 2: Convert to fraction form
   9,458.78/14,196.93 = 4,782.09/x
3. Step 3: Cross multiply
   9,458.78x = 14,196.93 × 4,782.09
4. Step 4: Simplify right side
   9,458.78x = 67,890,973.07
5. Step 5: Solve for x
   x = 67,890,973.07/9,458.78
6. Step 6: Final answer
   x = 7,177.56