Finding the Fourth Proportional to 10,076.72, 15,120.18 and 4,528.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,076.72 : 15,120.18 = 4,528.94 : x
2. Step 2: Convert to fraction form
   10,076.72/15,120.18 = 4,528.94/x
3. Step 3: Cross multiply
   10,076.72x = 15,120.18 × 4,528.94
4. Step 4: Simplify right side
   10,076.72x = 68,478,388.01
5. Step 5: Solve for x
   x = 68,478,388.01/10,076.72
6. Step 6: Final answer
   x = 6,795.70