Finding the Fourth Proportional to 2,281,694.56, 3,148,775.78 and 1,249,185.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,281,694.56 : 3,148,775.78 = 1,249,185.12 : x
2. Step 2: Convert to fraction form
   2,281,694.56/3,148,775.78 = 1,249,185.12/x
3. Step 3: Cross multiply
   2,281,694.56x = 3,148,775.78 × 1,249,185.12
4. Step 4: Simplify right side
   2,281,694.56x = 3,933,403,850,592.39
5. Step 5: Solve for x
   x = 3,933,403,850,592.39/2,281,694.56
6. Step 6: Final answer
   x = 1,723,895.88