Finding the Fourth Proportional to 5,345.76, 8,010.18 and 3,878.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,345.76 : 8,010.18 = 3,878.04 : x
2. Step 2: Convert to fraction form
   5,345.76/8,010.18 = 3,878.04/x
3. Step 3: Cross multiply
   5,345.76x = 8,010.18 × 3,878.04
4. Step 4: Simplify right side
   5,345.76x = 31,063,798.45
5. Step 5: Solve for x
   x = 31,063,798.45/5,345.76
6. Step 6: Final answer
   x = 5,810.92