Finding the Fourth Proportional to 7,002.18, 10,500.06 and 2,070.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,002.18 : 10,500.06 = 2,070.06 : x
2. Step 2: Convert to fraction form
   7,002.18/10,500.06 = 2,070.06/x
3. Step 3: Cross multiply
   7,002.18x = 10,500.06 × 2,070.06
4. Step 4: Simplify right side
   7,002.18x = 21,735,754.20
5. Step 5: Solve for x
   x = 21,735,754.20/7,002.18
6. Step 6: Final answer
   x = 3,104.14