Finding the Fourth Proportional to 1,009,095.72, 1,392,562.98 and 550,206.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,009,095.72 : 1,392,562.98 = 550,206.54 : x
2. Step 2: Convert to fraction form
   1,009,095.72/1,392,562.98 = 550,206.54/x
3. Step 3: Cross multiply
   1,009,095.72x = 1,392,562.98 × 550,206.54
4. Step 4: Simplify right side
   1,009,095.72x = 766,197,258,957.89
5. Step 5: Solve for x
   x = 766,197,258,957.89/1,009,095.72
6. Step 6: Final answer
   x = 759,290.96