Finding the Fourth Proportional to 6,900.80, 9,522.78 and 3,756.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,900.80 : 9,522.78 = 3,756.98 : x
2. Step 2: Convert to fraction form
   6,900.80/9,522.78 = 3,756.98/x
3. Step 3: Cross multiply
   6,900.80x = 9,522.78 × 3,756.98
4. Step 4: Simplify right side
   6,900.80x = 35,776,894.00
5. Step 5: Solve for x
   x = 35,776,894.00/6,900.80
6. Step 6: Final answer
   x = 5,184.46