Finding the Fourth Proportional to 4,870.76, 7,308.12 and 2,272.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870.76 : 7,308.12 = 2,272.10 : x
2. Step 2: Convert to fraction form
   4,870.76/7,308.12 = 2,272.10/x
3. Step 3: Cross multiply
   4,870.76x = 7,308.12 × 2,272.10
4. Step 4: Simplify right side
   4,870.76x = 16,604,779.45
5. Step 5: Solve for x
   x = 16,604,779.45/4,870.76
6. Step 6: Final answer
   x = 3,409.07