Finding the Fourth Proportional to 1,043,719.50, 1,565,085.78 and 404,322.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,043,719.50 : 1,565,085.78 = 404,322.69 : x
2. Step 2: Convert to fraction form
   1,043,719.50/1,565,085.78 = 404,322.69/x
3. Step 3: Cross multiply
   1,043,719.50x = 1,565,085.78 × 404,322.69
4. Step 4: Simplify right side
   1,043,719.50x = 632,799,692,650.35
5. Step 5: Solve for x
   x = 632,799,692,650.35/1,043,719.50
6. Step 6: Final answer
   x = 606,292.87