Finding the Fourth Proportional to 10,471.89, 15,707.94 and 3,076.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,471.89 : 15,707.94 = 3,076.47 : x
2. Step 2: Convert to fraction form
   10,471.89/15,707.94 = 3,076.47/x
3. Step 3: Cross multiply
   10,471.89x = 15,707.94 × 3,076.47
4. Step 4: Simplify right side
   10,471.89x = 48,325,006.17
5. Step 5: Solve for x
   x = 48,325,006.17/10,471.89
6. Step 6: Final answer
   x = 4,614.74