Finding the Fourth Proportional to 3,073.60, 4,152.60 and 3,073.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,073.60 : 4,152.60 = 3,073.60 : x
2. Step 2: Convert to fraction form
   3,073.60/4,152.60 = 3,073.60/x
3. Step 3: Cross multiply
   3,073.60x = 4,152.60 × 3,073.60
4. Step 4: Simplify right side
   3,073.60x = 12,763,431.36
5. Step 5: Solve for x
   x = 12,763,431.36/3,073.60
6. Step 6: Final answer
   x = 4,152.60