Finding the Fourth Proportional to 940,700.96, 1,298,166.33 and 510,981.42

Step by Step Solution

1. Step 1: Write the proportion equation
   940,700.96 : 1,298,166.33 = 510,981.42 : x
2. Step 2: Convert to fraction form
   940,700.96/1,298,166.33 = 510,981.42/x
3. Step 3: Cross multiply
   940,700.96x = 1,298,166.33 × 510,981.42
4. Step 4: Simplify right side
   940,700.96x = 663,338,874,699.59
5. Step 5: Solve for x
   x = 663,338,874,699.59/940,700.96
6. Step 6: Final answer
   x = 705,153.82