Finding the Fourth Proportional to 1,461.57, 2,012.43 and 1,141.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,461.57 : 2,012.43 = 1,141.71 : x
2. Step 2: Convert to fraction form
   1,461.57/2,012.43 = 1,141.71/x
3. Step 3: Cross multiply
   1,461.57x = 2,012.43 × 1,141.71
4. Step 4: Simplify right side
   1,461.57x = 2,297,611.46
5. Step 5: Solve for x
   x = 2,297,611.46/1,461.57
6. Step 6: Final answer
   x = 1,572.02