Finding the Fourth Proportional to 1,298,731.58, 1,792,244.37 and 725,771.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,731.58 : 1,792,244.37 = 725,771.60 : x
2. Step 2: Convert to fraction form
   1,298,731.58/1,792,244.37 = 725,771.60/x
3. Step 3: Cross multiply
   1,298,731.58x = 1,792,244.37 × 725,771.60
4. Step 4: Simplify right side
   1,298,731.58x = 1,300,760,064,005.89
5. Step 5: Solve for x
   x = 1,300,760,064,005.89/1,298,731.58
6. Step 6: Final answer
   x = 1,001,561.90