Finding the Fourth Proportional to 5,916.57, 8,164.31 and 4,345.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,916.57 : 8,164.31 = 4,345.53 : x
2. Step 2: Convert to fraction form
   5,916.57/8,164.31 = 4,345.53/x
3. Step 3: Cross multiply
   5,916.57x = 8,164.31 × 4,345.53
4. Step 4: Simplify right side
   5,916.57x = 35,478,254.03
5. Step 5: Solve for x
   x = 35,478,254.03/5,916.57
6. Step 6: Final answer
   x = 5,996.42