Finding the Fourth Proportional to 1,151,483.48, 1,728,721.94 and 885,430.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,151,483.48 : 1,728,721.94 = 885,430.82 : x
2. Step 2: Convert to fraction form
   1,151,483.48/1,728,721.94 = 885,430.82/x
3. Step 3: Cross multiply
   1,151,483.48x = 1,728,721.94 × 885,430.82
4. Step 4: Simplify right side
   1,151,483.48x = 1,530,663,671,815.43
5. Step 5: Solve for x
   x = 1,530,663,671,815.43/1,151,483.48
6. Step 6: Final answer
   x = 1,329,297.12