Finding the Fourth Proportional to 8,758.98, 12,090.50 and 5,173.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,758.98 : 12,090.50 = 5,173.94 : x
2. Step 2: Convert to fraction form
   8,758.98/12,090.50 = 5,173.94/x
3. Step 3: Cross multiply
   8,758.98x = 12,090.50 × 5,173.94
4. Step 4: Simplify right side
   8,758.98x = 62,555,521.57
5. Step 5: Solve for x
   x = 62,555,521.57/8,758.98
6. Step 6: Final answer
   x = 7,141.87