Finding the Fourth Proportional to 5,290.15, 7,300.56 and 3,051.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,290.15 : 7,300.56 = 3,051.98 : x
2. Step 2: Convert to fraction form
   5,290.15/7,300.56 = 3,051.98/x
3. Step 3: Cross multiply
   5,290.15x = 7,300.56 × 3,051.98
4. Step 4: Simplify right side
   5,290.15x = 22,281,145.55
5. Step 5: Solve for x
   x = 22,281,145.55/5,290.15
6. Step 6: Final answer
   x = 4,211.82