Finding the Fourth Proportional to 2,874,788.72, 4,308,049.32 and 1,977,243.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,874,788.72 : 4,308,049.32 = 1,977,243.92 : x
2. Step 2: Convert to fraction form
   2,874,788.72/4,308,049.32 = 1,977,243.92/x
3. Step 3: Cross multiply
   2,874,788.72x = 4,308,049.32 × 1,977,243.92
4. Step 4: Simplify right side
   2,874,788.72x = 8,518,064,325,030.14
5. Step 5: Solve for x
   x = 8,518,064,325,030.14/2,874,788.72
6. Step 6: Final answer
   x = 2,963,022.73