Finding the Fourth Proportional to 6,564.98, 9,060.46 and 4,145.87

Step by Step Solution

1. Step 1: Write the proportion equation
   6,564.98 : 9,060.46 = 4,145.87 : x
2. Step 2: Convert to fraction form
   6,564.98/9,060.46 = 4,145.87/x
3. Step 3: Cross multiply
   6,564.98x = 9,060.46 × 4,145.87
4. Step 4: Simplify right side
   6,564.98x = 37,563,501.59
5. Step 5: Solve for x
   x = 37,563,501.59/6,564.98
6. Step 6: Final answer
   x = 5,721.80