Finding the Fourth Proportional to 941,131.49, 1,298,760.47 and 511,410.59

Step by Step Solution

1. Step 1: Write the proportion equation
   941,131.49 : 1,298,760.47 = 511,410.59 : x
2. Step 2: Convert to fraction form
   941,131.49/1,298,760.47 = 511,410.59/x
3. Step 3: Cross multiply
   941,131.49x = 1,298,760.47 × 511,410.59
4. Step 4: Simplify right side
   941,131.49x = 664,199,855,674.33
5. Step 5: Solve for x
   x = 664,199,855,674.33/941,131.49
6. Step 6: Final answer
   x = 705,746.08