Finding the Fourth Proportional to 940,608.05, 1,298,042.82 and 510,895.35

Step by Step Solution

1. Step 1: Write the proportion equation
   940,608.05 : 1,298,042.82 = 510,895.35 : x
2. Step 2: Convert to fraction form
   940,608.05/1,298,042.82 = 510,895.35/x
3. Step 3: Cross multiply
   940,608.05x = 1,298,042.82 × 510,895.35
4. Step 4: Simplify right side
   940,608.05x = 663,164,040,838.89
5. Step 5: Solve for x
   x = 663,164,040,838.89/940,608.05
6. Step 6: Final answer
   x = 705,037.60