Finding the Fourth Proportional to 709,061.44, 1,061,095.20 and 442,946.88

Step by Step Solution

1. Step 1: Write the proportion equation
   709,061.44 : 1,061,095.20 = 442,946.88 : x
2. Step 2: Convert to fraction form
   709,061.44/1,061,095.20 = 442,946.88/x
3. Step 3: Cross multiply
   709,061.44x = 1,061,095.20 × 442,946.88
4. Step 4: Simplify right side
   709,061.44x = 470,008,808,222.98
5. Step 5: Solve for x
   x = 470,008,808,222.98/709,061.44
6. Step 6: Final answer
   x = 662,860.48