Finding the Fourth Proportional to 2,971.77, 4,457.94 and 1,124.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,971.77 : 4,457.94 = 1,124.43 : x
2. Step 2: Convert to fraction form
   2,971.77/4,457.94 = 1,124.43/x
3. Step 3: Cross multiply
   2,971.77x = 4,457.94 × 1,124.43
4. Step 4: Simplify right side
   2,971.77x = 5,012,641.47
5. Step 5: Solve for x
   x = 5,012,641.47/2,971.77
6. Step 6: Final answer
   x = 1,686.75