Finding the Fourth Proportional to 2,702.03, 3,728.79 and 1,507.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,702.03 : 3,728.79 = 1,507.01 : x
2. Step 2: Convert to fraction form
   2,702.03/3,728.79 = 1,507.01/x
3. Step 3: Cross multiply
   2,702.03x = 3,728.79 × 1,507.01
4. Step 4: Simplify right side
   2,702.03x = 5,619,329.37
5. Step 5: Solve for x
   x = 5,619,329.37/2,702.03
6. Step 6: Final answer
   x = 2,079.67