Finding the Fourth Proportional to 1,276,913.54, 1,762,152.72 and 703,974.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276,913.54 : 1,762,152.72 = 703,974.22 : x
2. Step 2: Convert to fraction form
   1,276,913.54/1,762,152.72 = 703,974.22/x
3. Step 3: Cross multiply
   1,276,913.54x = 1,762,152.72 × 703,974.22
4. Step 4: Simplify right side
   1,276,913.54x = 1,240,510,086,582.88
5. Step 5: Solve for x
   x = 1,240,510,086,582.88/1,276,913.54
6. Step 6: Final answer
   x = 971,491.06