Finding the Fourth Proportional to 6,892.18, 9,510.88 and 3,907.93

Step by Step Solution

1. Step 1: Write the proportion equation
   6,892.18 : 9,510.88 = 3,907.93 : x
2. Step 2: Convert to fraction form
   6,892.18/9,510.88 = 3,907.93/x
3. Step 3: Cross multiply
   6,892.18x = 9,510.88 × 3,907.93
4. Step 4: Simplify right side
   6,892.18x = 37,167,853.28
5. Step 5: Solve for x
   x = 37,167,853.28/6,892.18
6. Step 6: Final answer
   x = 5,392.76