Finding the Fourth Proportional to 6,870.02, 9,477.15 and 4,347.91

Step by Step Solution

1. Step 1: Write the proportion equation
   6,870.02 : 9,477.15 = 4,347.91 : x
2. Step 2: Convert to fraction form
   6,870.02/9,477.15 = 4,347.91/x
3. Step 3: Cross multiply
   6,870.02x = 9,477.15 × 4,347.91
4. Step 4: Simplify right side
   6,870.02x = 41,205,747.87
5. Step 5: Solve for x
   x = 41,205,747.87/6,870.02
6. Step 6: Final answer
   x = 5,997.91