Finding the Fourth Proportional to 2,345.34, 3,518.52 and 702.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.34 : 3,518.52 = 702.03 : x
2. Step 2: Convert to fraction form
   2,345.34/3,518.52 = 702.03/x
3. Step 3: Cross multiply
   2,345.34x = 3,518.52 × 702.03
4. Step 4: Simplify right side
   2,345.34x = 2,470,106.60
5. Step 5: Solve for x
   x = 2,470,106.60/2,345.34
6. Step 6: Final answer
   x = 1,053.20