Finding the Fourth Proportional to 10,002.16, 15,003.96 and 3,076.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,002.16 : 15,003.96 = 3,076.84 : x
2. Step 2: Convert to fraction form
   10,002.16/15,003.96 = 3,076.84/x
3. Step 3: Cross multiply
   10,002.16x = 15,003.96 × 3,076.84
4. Step 4: Simplify right side
   10,002.16x = 46,164,784.29
5. Step 5: Solve for x
   x = 46,164,784.29/10,002.16
6. Step 6: Final answer
   x = 4,615.48