Finding the Fourth Proportional to 1,947.81, 2,917.42 and 1,610.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,947.81 : 2,917.42 = 1,610.43 : x
2. Step 2: Convert to fraction form
   1,947.81/2,917.42 = 1,610.43/x
3. Step 3: Cross multiply
   1,947.81x = 2,917.42 × 1,610.43
4. Step 4: Simplify right side
   1,947.81x = 4,698,300.69
5. Step 5: Solve for x
   x = 4,698,300.69/1,947.81
6. Step 6: Final answer
   x = 2,412.09