Finding the Fourth Proportional to 935,978.69, 1,404,178.07 and 296,320.68

Step by Step Solution

1. Step 1: Write the proportion equation
   935,978.69 : 1,404,178.07 = 296,320.68 : x
2. Step 2: Convert to fraction form
   935,978.69/1,404,178.07 = 296,320.68/x
3. Step 3: Cross multiply
   935,978.69x = 1,404,178.07 × 296,320.68
4. Step 4: Simplify right side
   935,978.69x = 416,086,999,061.88
5. Step 5: Solve for x
   x = 416,086,999,061.88/935,978.69
6. Step 6: Final answer
   x = 444,547.51