Finding the Fourth Proportional to 6,870.34, 9,470.82 and 4,874.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,870.34 : 9,470.82 = 4,874.50 : x
2. Step 2: Convert to fraction form
   6,870.34/9,470.82 = 4,874.50/x
3. Step 3: Cross multiply
   6,870.34x = 9,470.82 × 4,874.50
4. Step 4: Simplify right side
   6,870.34x = 46,165,512.09
5. Step 5: Solve for x
   x = 46,165,512.09/6,870.34
6. Step 6: Final answer
   x = 6,719.54