Finding the Fourth Proportional to 1,769,739.72, 2,442,448.18 and 1,005,908.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,769,739.72 : 2,442,448.18 = 1,005,908.12 : x
2. Step 2: Convert to fraction form
   1,769,739.72/2,442,448.18 = 1,005,908.12/x
3. Step 3: Cross multiply
   1,769,739.72x = 2,442,448.18 × 1,005,908.12
4. Step 4: Simplify right side
   1,769,739.72x = 2,456,878,456,941.22
5. Step 5: Solve for x
   x = 2,456,878,456,941.22/1,769,739.72
6. Step 6: Final answer
   x = 1,388,271.07