Finding the Fourth Proportional to 7,059.98, 10,587.44 and 2,128.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,059.98 : 10,587.44 = 2,128.10 : x
2. Step 2: Convert to fraction form
   7,059.98/10,587.44 = 2,128.10/x
3. Step 3: Cross multiply
   7,059.98x = 10,587.44 × 2,128.10
4. Step 4: Simplify right side
   7,059.98x = 22,531,083.45
5. Step 5: Solve for x
   x = 22,531,083.45/7,059.98
6. Step 6: Final answer
   x = 3,191.38