Finding the Fourth Proportional to 1,150,620.53, 1,726,429.01 and 617,518.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,150,620.53 : 1,726,429.01 = 617,518.76 : x
2. Step 2: Convert to fraction form
   1,150,620.53/1,726,429.01 = 617,518.76/x
3. Step 3: Cross multiply
   1,150,620.53x = 1,726,429.01 × 617,518.76
4. Step 4: Simplify right side
   1,150,620.53x = 1,066,102,289,763.49
5. Step 5: Solve for x
   x = 1,066,102,289,763.49/1,150,620.53
6. Step 6: Final answer
   x = 926,545.52