Finding the Fourth Proportional to 1,003,680.72, 1,385,042.04 and 544,785.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003,680.72 : 1,385,042.04 = 544,785.48 : x
2. Step 2: Convert to fraction form
   1,003,680.72/1,385,042.04 = 544,785.48/x
3. Step 3: Cross multiply
   1,003,680.72x = 1,385,042.04 × 544,785.48
4. Step 4: Simplify right side
   1,003,680.72x = 754,550,792,581.58
5. Step 5: Solve for x
   x = 754,550,792,581.58/1,003,680.72
6. Step 6: Final answer
   x = 751,783.69