Finding the Fourth Proportional to 2,100.03, 2,897.59 and 1,260.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.03 : 2,897.59 = 1,260.51 : x
2. Step 2: Convert to fraction form
   2,100.03/2,897.59 = 1,260.51/x
3. Step 3: Cross multiply
   2,100.03x = 2,897.59 × 1,260.51
4. Step 4: Simplify right side
   2,100.03x = 3,652,441.17
5. Step 5: Solve for x
   x = 3,652,441.17/2,100.03
6. Step 6: Final answer
   x = 1,739.23