Finding the Fourth Proportional to 1,521,823.46, 2,282,196.72 and 442,111.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521,823.46 : 2,282,196.72 = 442,111.37 : x
2. Step 2: Convert to fraction form
   1,521,823.46/2,282,196.72 = 442,111.37/x
3. Step 3: Cross multiply
   1,521,823.46x = 2,282,196.72 × 442,111.37
4. Step 4: Simplify right side
   1,521,823.46x = 1,008,985,124,194.20
5. Step 5: Solve for x
   x = 1,008,985,124,194.20/1,521,823.46
6. Step 6: Final answer
   x = 663,010.62