Finding the Fourth Proportional to 3,673.40, 5,069.72 and 2,102.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,673.40 : 5,069.72 = 2,102.00 : x
2. Step 2: Convert to fraction form
   3,673.40/5,069.72 = 2,102.00/x
3. Step 3: Cross multiply
   3,673.40x = 5,069.72 × 2,102.00
4. Step 4: Simplify right side
   3,673.40x = 10,656,531.35
5. Step 5: Solve for x
   x = 10,656,531.35/3,673.40
6. Step 6: Final answer
   x = 2,901.00