Finding the Fourth Proportional to 5,258.00, 7,888.37 and 1,971.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,258.00 : 7,888.37 = 1,971.15 : x
2. Step 2: Convert to fraction form
   5,258.00/7,888.37 = 1,971.15/x
3. Step 3: Cross multiply
   5,258.00x = 7,888.37 × 1,971.15
4. Step 4: Simplify right side
   5,258.00x = 15,549,150.67
5. Step 5: Solve for x
   x = 15,549,150.67/5,258.00
6. Step 6: Final answer
   x = 2,957.24