Finding the Fourth Proportional to 1,807.51, 2,493.77 and 1,061.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,807.51 : 2,493.77 = 1,061.65 : x
2. Step 2: Convert to fraction form
   1,807.51/2,493.77 = 1,061.65/x
3. Step 3: Cross multiply
   1,807.51x = 2,493.77 × 1,061.65
4. Step 4: Simplify right side
   1,807.51x = 2,647,507.34
5. Step 5: Solve for x
   x = 2,647,507.34/1,807.51
6. Step 6: Final answer
   x = 1,464.73