Finding the Fourth Proportional to 1,096,076.25, 1,645,605.30 and 616,641.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096,076.25 : 1,645,605.30 = 616,641.42 : x
2. Step 2: Convert to fraction form
   1,096,076.25/1,645,605.30 = 616,641.42/x
3. Step 3: Cross multiply
   1,096,076.25x = 1,645,605.30 × 616,641.42
4. Step 4: Simplify right side
   1,096,076.25x = 1,014,748,388,951.53
5. Step 5: Solve for x
   x = 1,014,748,388,951.53/1,096,076.25
6. Step 6: Final answer
   x = 925,800.91