Finding the Fourth Proportional to 3,534.47, 5,296.69 and 2,602.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,534.47 : 5,296.69 = 2,602.72 : x
2. Step 2: Convert to fraction form
   3,534.47/5,296.69 = 2,602.72/x
3. Step 3: Cross multiply
   3,534.47x = 5,296.69 × 2,602.72
4. Step 4: Simplify right side
   3,534.47x = 13,785,801.00
5. Step 5: Solve for x
   x = 13,785,801.00/3,534.47
6. Step 6: Final answer
   x = 3,900.39