Finding the Fourth Proportional to 941,085.34, 1,298,705.98 and 511,365.45

Step by Step Solution

1. Step 1: Write the proportion equation
   941,085.34 : 1,298,705.98 = 511,365.45 : x
2. Step 2: Convert to fraction form
   941,085.34/1,298,705.98 = 511,365.45/x
3. Step 3: Cross multiply
   941,085.34x = 1,298,705.98 × 511,365.45
4. Step 4: Simplify right side
   941,085.34x = 664,113,367,880.39
5. Step 5: Solve for x
   x = 664,113,367,880.39/941,085.34
6. Step 6: Final answer
   x = 705,688.78