Finding the Fourth Proportional to 8,710.70, 12,020.56 and 5,076.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,710.70 : 12,020.56 = 5,076.51 : x
2. Step 2: Convert to fraction form
   8,710.70/12,020.56 = 5,076.51/x
3. Step 3: Cross multiply
   8,710.70x = 12,020.56 × 5,076.51
4. Step 4: Simplify right side
   8,710.70x = 61,022,499.39
5. Step 5: Solve for x
   x = 61,022,499.39/8,710.70
6. Step 6: Final answer
   x = 7,005.47