Finding the Fourth Proportional to 2,339.08, 3,499.81 and 2,213.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,339.08 : 3,499.81 = 2,213.93 : x
2. Step 2: Convert to fraction form
   2,339.08/3,499.81 = 2,213.93/x
3. Step 3: Cross multiply
   2,339.08x = 3,499.81 × 2,213.93
4. Step 4: Simplify right side
   2,339.08x = 7,748,337.57
5. Step 5: Solve for x
   x = 7,748,337.57/2,339.08
6. Step 6: Final answer
   x = 3,312.56