Finding the Fourth Proportional to 1,570.08, 2,353.30 and 746.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570.08 : 2,353.30 = 746.47 : x
2. Step 2: Convert to fraction form
   1,570.08/2,353.30 = 746.47/x
3. Step 3: Cross multiply
   1,570.08x = 2,353.30 × 746.47
4. Step 4: Simplify right side
   1,570.08x = 1,756,659.89
5. Step 5: Solve for x
   x = 1,756,659.89/1,570.08
6. Step 6: Final answer
   x = 1,118.83