Finding the Fourth Proportional to 9,974.07, 14,962.73 and 4,779.95

Step by Step Solution

1. Step 1: Write the proportion equation
   9,974.07 : 14,962.73 = 4,779.95 : x
2. Step 2: Convert to fraction form
   9,974.07/14,962.73 = 4,779.95/x
3. Step 3: Cross multiply
   9,974.07x = 14,962.73 × 4,779.95
4. Step 4: Simplify right side
   9,974.07x = 71,521,002.55
5. Step 5: Solve for x
   x = 71,521,002.55/9,974.07
6. Step 6: Final answer
   x = 7,170.69