Finding the Fourth Proportional to 9,830.94, 14,635.22 and 9,772.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,830.94 : 14,635.22 = 9,772.58 : x
2. Step 2: Convert to fraction form
   9,830.94/14,635.22 = 9,772.58/x
3. Step 3: Cross multiply
   9,830.94x = 14,635.22 × 9,772.58
4. Step 4: Simplify right side
   9,830.94x = 143,023,858.27
5. Step 5: Solve for x
   x = 143,023,858.27/9,830.94
6. Step 6: Final answer
   x = 14,548.34