Finding the Fourth Proportional to 9,969.77, 14,951.13 and 2,947.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,969.77 : 14,951.13 = 2,947.91 : x
2. Step 2: Convert to fraction form
   9,969.77/14,951.13 = 2,947.91/x
3. Step 3: Cross multiply
   9,969.77x = 14,951.13 × 2,947.91
4. Step 4: Simplify right side
   9,969.77x = 44,074,510.88
5. Step 5: Solve for x
   x = 44,074,510.88/9,969.77
6. Step 6: Final answer
   x = 4,420.82