Finding the Fourth Proportional to 9,554.07, 14,332.79 and 2,978.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,554.07 : 14,332.79 = 2,978.62 : x
2. Step 2: Convert to fraction form
   9,554.07/14,332.79 = 2,978.62/x
3. Step 3: Cross multiply
   9,554.07x = 14,332.79 × 2,978.62
4. Step 4: Simplify right side
   9,554.07x = 42,691,934.95
5. Step 5: Solve for x
   x = 42,691,934.95/9,554.07
6. Step 6: Final answer
   x = 4,468.46