Finding the Fourth Proportional to 2,213.58, 3,053.48 and 1,384.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213.58 : 3,053.48 = 1,384.14 : x
2. Step 2: Convert to fraction form
   2,213.58/3,053.48 = 1,384.14/x
3. Step 3: Cross multiply
   2,213.58x = 3,053.48 × 1,384.14
4. Step 4: Simplify right side
   2,213.58x = 4,226,436.89
5. Step 5: Solve for x
   x = 4,226,436.89/2,213.58
6. Step 6: Final answer
   x = 1,909.32