Finding the Fourth Proportional to 2,892.12, 4,337.46 and 1,136.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.12 : 4,337.46 = 1,136.31 : x
2. Step 2: Convert to fraction form
   2,892.12/4,337.46 = 1,136.31/x
3. Step 3: Cross multiply
   2,892.12x = 4,337.46 × 1,136.31
4. Step 4: Simplify right side
   2,892.12x = 4,928,699.17
5. Step 5: Solve for x
   x = 4,928,699.17/2,892.12
6. Step 6: Final answer
   x = 1,704.18