Finding the Fourth Proportional to 1,155,942.79, 1,734,061.82 and 446,173.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155,942.79 : 1,734,061.82 = 446,173.81 : x
2. Step 2: Convert to fraction form
   1,155,942.79/1,734,061.82 = 446,173.81/x
3. Step 3: Cross multiply
   1,155,942.79x = 1,734,061.82 × 446,173.81
4. Step 4: Simplify right side
   1,155,942.79x = 773,692,969,004.93
5. Step 5: Solve for x
   x = 773,692,969,004.93/1,155,942.79
6. Step 6: Final answer
   x = 669,317.70