Finding the Fourth Proportional to 7,030.25, 10,547.56 and 2,100.08

Step by Step Solution

1. Step 1: Write the proportion equation
   7,030.25 : 10,547.56 = 2,100.08 : x
2. Step 2: Convert to fraction form
   7,030.25/10,547.56 = 2,100.08/x
3. Step 3: Cross multiply
   7,030.25x = 10,547.56 × 2,100.08
4. Step 4: Simplify right side
   7,030.25x = 22,150,709.25
5. Step 5: Solve for x
   x = 22,150,709.25/7,030.25
6. Step 6: Final answer
   x = 3,150.77