Finding the Fourth Proportional to 2,602.13, 3,903.69 and 1,303.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,602.13 : 3,903.69 = 1,303.59 : x
2. Step 2: Convert to fraction form
   2,602.13/3,903.69 = 1,303.59/x
3. Step 3: Cross multiply
   2,602.13x = 3,903.69 × 1,303.59
4. Step 4: Simplify right side
   2,602.13x = 5,088,830.77
5. Step 5: Solve for x
   x = 5,088,830.77/2,602.13
6. Step 6: Final answer
   x = 1,955.64