Finding the Fourth Proportional to 9,146.56, 13,722.72 and 2,994.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,146.56 : 13,722.72 = 2,994.88 : x
2. Step 2: Convert to fraction form
   9,146.56/13,722.72 = 2,994.88/x
3. Step 3: Cross multiply
   9,146.56x = 13,722.72 × 2,994.88
4. Step 4: Simplify right side
   9,146.56x = 41,097,899.67
5. Step 5: Solve for x
   x = 41,097,899.67/9,146.56
6. Step 6: Final answer
   x = 4,493.26