Finding the Fourth Proportional to 3,976.98, 5,485.70 and 2,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,976.98 : 5,485.70 = 2,562.50 : x
2. Step 2: Convert to fraction form
   3,976.98/5,485.70 = 2,562.50/x
3. Step 3: Cross multiply
   3,976.98x = 5,485.70 × 2,562.50
4. Step 4: Simplify right side
   3,976.98x = 14,057,106.25
5. Step 5: Solve for x
   x = 14,057,106.25/3,976.98
6. Step 6: Final answer
   x = 3,534.62