Finding the Fourth Proportional to 1,150,142.85, 1,587,207.83 and 633,915.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,142.85 : 1,587,207.83 = 633,915.54 : x
2. Step 2: Convert to fraction form
   1,150,142.85/1,587,207.83 = 633,915.54/x
3. Step 3: Cross multiply
   1,150,142.85x = 1,587,207.83 × 633,915.54
4. Step 4: Simplify right side
   1,150,142.85x = 1,006,155,705,477.10
5. Step 5: Solve for x
   x = 1,006,155,705,477.10/1,150,142.85
6. Step 6: Final answer
   x = 874,809.34