Finding the Fourth Proportional to 5,870.64, 8,840.82 and 5,110.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,870.64 : 8,840.82 = 5,110.32 : x
2. Step 2: Convert to fraction form
   5,870.64/8,840.82 = 5,110.32/x
3. Step 3: Cross multiply
   5,870.64x = 8,840.82 × 5,110.32
4. Step 4: Simplify right side
   5,870.64x = 45,179,419.26
5. Step 5: Solve for x
   x = 45,179,419.26/5,870.64
6. Step 6: Final answer
   x = 7,695.83