Finding the Fourth Proportional to 1,192,003.82, 1,644,953.81 and 648,139.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,192,003.82 : 1,644,953.81 = 648,139.82 : x
2. Step 2: Convert to fraction form
   1,192,003.82/1,644,953.81 = 648,139.82/x
3. Step 3: Cross multiply
   1,192,003.82x = 1,644,953.81 × 648,139.82
4. Step 4: Simplify right side
   1,192,003.82x = 1,066,160,054,856.25
5. Step 5: Solve for x
   x = 1,066,160,054,856.25/1,192,003.82
6. Step 6: Final answer
   x = 894,426.71