Finding the Fourth Proportional to 1,157,563.83, 1,597,149.52 and 667,683.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,157,563.83 : 1,597,149.52 = 667,683.12 : x
2. Step 2: Convert to fraction form
   1,157,563.83/1,597,149.52 = 667,683.12/x
3. Step 3: Cross multiply
   1,157,563.83x = 1,597,149.52 × 667,683.12
4. Step 4: Simplify right side
   1,157,563.83x = 1,066,389,772,950.89
5. Step 5: Solve for x
   x = 1,066,389,772,950.89/1,157,563.83
6. Step 6: Final answer
   x = 921,236.26