Finding the Fourth Proportional to 1,287,483.24, 1,776,644.06 and 804,019.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,483.24 : 1,776,644.06 = 804,019.34 : x
2. Step 2: Convert to fraction form
   1,287,483.24/1,776,644.06 = 804,019.34/x
3. Step 3: Cross multiply
   1,287,483.24x = 1,776,644.06 × 804,019.34
4. Step 4: Simplify right side
   1,287,483.24x = 1,428,456,184,536.12
5. Step 5: Solve for x
   x = 1,428,456,184,536.12/1,287,483.24
6. Step 6: Final answer
   x = 1,109,494.97