Finding the Fourth Proportional to 2,940.68, 4,057.71 and 1,761.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,940.68 : 4,057.71 = 1,761.50 : x
2. Step 2: Convert to fraction form
   2,940.68/4,057.71 = 1,761.50/x
3. Step 3: Cross multiply
   2,940.68x = 4,057.71 × 1,761.50
4. Step 4: Simplify right side
   2,940.68x = 7,147,656.17
5. Step 5: Solve for x
   x = 7,147,656.17/2,940.68
6. Step 6: Final answer
   x = 2,430.61