Finding the Fourth Proportional to 7,005.16, 10,507.38 and 2,074.84

Step by Step Solution

1. Step 1: Write the proportion equation
   7,005.16 : 10,507.38 = 2,074.84 : x
2. Step 2: Convert to fraction form
   7,005.16/10,507.38 = 2,074.84/x
3. Step 3: Cross multiply
   7,005.16x = 10,507.38 × 2,074.84
4. Step 4: Simplify right side
   7,005.16x = 21,801,132.32
5. Step 5: Solve for x
   x = 21,801,132.32/7,005.16
6. Step 6: Final answer
   x = 3,112.15