Finding the Fourth Proportional to 2,991.70, 4,484.71 and 1,043.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,991.70 : 4,484.71 = 1,043.38 : x
2. Step 2: Convert to fraction form
   2,991.70/4,484.71 = 1,043.38/x
3. Step 3: Cross multiply
   2,991.70x = 4,484.71 × 1,043.38
4. Step 4: Simplify right side
   2,991.70x = 4,679,256.72
5. Step 5: Solve for x
   x = 4,679,256.72/2,991.70
6. Step 6: Final answer
   x = 1,564.08