Finding the Fourth Proportional to 1,300,456.80, 1,794,588.72 and 727,484.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,456.80 : 1,794,588.72 = 727,484.64 : x
2. Step 2: Convert to fraction form
   1,300,456.80/1,794,588.72 = 727,484.64/x
3. Step 3: Cross multiply
   1,300,456.80x = 1,794,588.72 × 727,484.64
4. Step 4: Simplify right side
   1,300,456.80x = 1,305,535,728,917.26
5. Step 5: Solve for x
   x = 1,305,535,728,917.26/1,300,456.80
6. Step 6: Final answer
   x = 1,003,905.50