Finding the Fourth Proportional to 10,002.84, 15,004.50 and 3,428.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,002.84 : 15,004.50 = 3,428.98 : x
2. Step 2: Convert to fraction form
   10,002.84/15,004.50 = 3,428.98/x
3. Step 3: Cross multiply
   10,002.84x = 15,004.50 × 3,428.98
4. Step 4: Simplify right side
   10,002.84x = 51,450,130.41
5. Step 5: Solve for x
   x = 51,450,130.41/10,002.84
6. Step 6: Final answer
   x = 5,143.55