Finding the Fourth Proportional to 6,665.93, 9,995.47 and 3,898.01

Step by Step Solution

1. Step 1: Write the proportion equation
   6,665.93 : 9,995.47 = 3,898.01 : x
2. Step 2: Convert to fraction form
   6,665.93/9,995.47 = 3,898.01/x
3. Step 3: Cross multiply
   6,665.93x = 9,995.47 × 3,898.01
4. Step 4: Simplify right side
   6,665.93x = 38,962,382.29
5. Step 5: Solve for x
   x = 38,962,382.29/6,665.93
6. Step 6: Final answer
   x = 5,845.01