Finding the Fourth Proportional to 3,697.35, 5,102.78 and 2,125.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,697.35 : 5,102.78 = 2,125.59 : x
2. Step 2: Convert to fraction form
   3,697.35/5,102.78 = 2,125.59/x
3. Step 3: Cross multiply
   3,697.35x = 5,102.78 × 2,125.59
4. Step 4: Simplify right side
   3,697.35x = 10,846,407.51
5. Step 5: Solve for x
   x = 10,846,407.51/3,697.35
6. Step 6: Final answer
   x = 2,933.56