Finding the Fourth Proportional to 2,528,148.78, 3,790,452.51 and 930,504.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528,148.78 : 3,790,452.51 = 930,504.78 : x
2. Step 2: Convert to fraction form
   2,528,148.78/3,790,452.51 = 930,504.78/x
3. Step 3: Cross multiply
   2,528,148.78x = 3,790,452.51 × 930,504.78
4. Step 4: Simplify right side
   2,528,148.78x = 3,527,034,178,918.00
5. Step 5: Solve for x
   x = 3,527,034,178,918.00/2,528,148.78
6. Step 6: Final answer
   x = 1,395,105.46