Finding the Fourth Proportional to 942,987.47, 1,414,756.78 and 303,276.83

Step by Step Solution

1. Step 1: Write the proportion equation
   942,987.47 : 1,414,756.78 = 303,276.83 : x
2. Step 2: Convert to fraction form
   942,987.47/1,414,756.78 = 303,276.83/x
3. Step 3: Cross multiply
   942,987.47x = 1,414,756.78 × 303,276.83
4. Step 4: Simplify right side
   942,987.47x = 429,062,957,270.37
5. Step 5: Solve for x
   x = 429,062,957,270.37/942,987.47
6. Step 6: Final answer
   x = 455,003.88