Finding the Fourth Proportional to 1,942.71, 2,680.74 and 1,156.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942.71 : 2,680.74 = 1,156.61 : x
2. Step 2: Convert to fraction form
   1,942.71/2,680.74 = 1,156.61/x
3. Step 3: Cross multiply
   1,942.71x = 2,680.74 × 1,156.61
4. Step 4: Simplify right side
   1,942.71x = 3,100,557.29
5. Step 5: Solve for x
   x = 3,100,557.29/1,942.71
6. Step 6: Final answer
   x = 1,596.00