Finding the Fourth Proportional to 1,139,162.73, 1,571,303.90 and 730,617.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,162.73 : 1,571,303.90 = 730,617.47 : x
2. Step 2: Convert to fraction form
   1,139,162.73/1,571,303.90 = 730,617.47/x
3. Step 3: Cross multiply
   1,139,162.73x = 1,571,303.90 × 730,617.47
4. Step 4: Simplify right side
   1,139,162.73x = 1,148,022,073,989.16
5. Step 5: Solve for x
   x = 1,148,022,073,989.16/1,139,162.73
6. Step 6: Final answer
   x = 1,007,777.06