Finding the Fourth Proportional to 926,414, 1,379,498.18 and 892,365.20

Step by Step Solution

1. Step 1: Write the proportion equation
   926,414 : 1,379,498.18 = 892,365.20 : x
2. Step 2: Convert to fraction form
   926,414/1,379,498.18 = 892,365.20/x
3. Step 3: Cross multiply
   926,414x = 1,379,498.18 × 892,365.20
4. Step 4: Simplify right side
   926,414x = 1,231,016,169,295.34
5. Step 5: Solve for x
   x = 1,231,016,169,295.34/926,414
6. Step 6: Final answer
   x = 1,328,797.03