Finding the Fourth Proportional to 7,156.96, 10,734.18 and 1,962.16

Step by Step Solution

1. Step 1: Write the proportion equation
   7,156.96 : 10,734.18 = 1,962.16 : x
2. Step 2: Convert to fraction form
   7,156.96/10,734.18 = 1,962.16/x
3. Step 3: Cross multiply
   7,156.96x = 10,734.18 × 1,962.16
4. Step 4: Simplify right side
   7,156.96x = 21,062,178.63
5. Step 5: Solve for x
   x = 21,062,178.63/7,156.96
6. Step 6: Final answer
   x = 2,942.89