Finding the Fourth Proportional to 4,870.83, 7,304.07 and 3,021.87

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870.83 : 7,304.07 = 3,021.87 : x
2. Step 2: Convert to fraction form
   4,870.83/7,304.07 = 3,021.87/x
3. Step 3: Cross multiply
   4,870.83x = 7,304.07 × 3,021.87
4. Step 4: Simplify right side
   4,870.83x = 22,071,950.01
5. Step 5: Solve for x
   x = 22,071,950.01/4,870.83
6. Step 6: Final answer
   x = 4,531.46