Finding the Fourth Proportional to 1,615.09, 2,426.73 and 1,030.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,615.09 : 2,426.73 = 1,030.37 : x
2. Step 2: Convert to fraction form
   1,615.09/2,426.73 = 1,030.37/x
3. Step 3: Cross multiply
   1,615.09x = 2,426.73 × 1,030.37
4. Step 4: Simplify right side
   1,615.09x = 2,500,412.50
5. Step 5: Solve for x
   x = 2,500,412.50/1,615.09
6. Step 6: Final answer
   x = 1,548.16