Finding the Fourth Proportional to 9,551.93, 14,329.33 and 2,978.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,551.93 : 14,329.33 = 2,978.63 : x
2. Step 2: Convert to fraction form
   9,551.93/14,329.33 = 2,978.63/x
3. Step 3: Cross multiply
   9,551.93x = 14,329.33 × 2,978.63
4. Step 4: Simplify right side
   9,551.93x = 42,681,693.12
5. Step 5: Solve for x
   x = 42,681,693.12/9,551.93
6. Step 6: Final answer
   x = 4,468.39