Finding the Fourth Proportional to 2,455,830.38, 3,684,335.46 and 939,488.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,455,830.38 : 3,684,335.46 = 939,488.54 : x
2. Step 2: Convert to fraction form
   2,455,830.38/3,684,335.46 = 939,488.54/x
3. Step 3: Cross multiply
   2,455,830.38x = 3,684,335.46 × 939,488.54
4. Step 4: Simplify right side
   2,455,830.38x = 3,461,390,942,185.63
5. Step 5: Solve for x
   x = 3,461,390,942,185.63/2,455,830.38
6. Step 6: Final answer
   x = 1,409,458.47