Finding the Fourth Proportional to 2,115.69, 2,916.56 and 1,484.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115.69 : 2,916.56 = 1,484.32 : x
2. Step 2: Convert to fraction form
   2,115.69/2,916.56 = 1,484.32/x
3. Step 3: Cross multiply
   2,115.69x = 2,916.56 × 1,484.32
4. Step 4: Simplify right side
   2,115.69x = 4,329,108.34
5. Step 5: Solve for x
   x = 4,329,108.34/2,115.69
6. Step 6: Final answer
   x = 2,046.19