Finding the Fourth Proportional to 2,892.10, 4,338.69 and 1,160.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.10 : 4,338.69 = 1,160.86 : x
2. Step 2: Convert to fraction form
   2,892.10/4,338.69 = 1,160.86/x
3. Step 3: Cross multiply
   2,892.10x = 4,338.69 × 1,160.86
4. Step 4: Simplify right side
   2,892.10x = 5,036,611.67
5. Step 5: Solve for x
   x = 5,036,611.67/2,892.10
6. Step 6: Final answer
   x = 1,741.51