Finding the Fourth Proportional to 2,007.51, 3,010.05 and 1,313.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.51 : 3,010.05 = 1,313.34 : x
2. Step 2: Convert to fraction form
   2,007.51/3,010.05 = 1,313.34/x
3. Step 3: Cross multiply
   2,007.51x = 3,010.05 × 1,313.34
4. Step 4: Simplify right side
   2,007.51x = 3,953,219.07
5. Step 5: Solve for x
   x = 3,953,219.07/2,007.51
6. Step 6: Final answer
   x = 1,969.22