Finding the Fourth Proportional to 2,147,097.56, 2,963,000.78 and 1,229,340.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,147,097.56 : 2,963,000.78 = 1,229,340.78 : x
2. Step 2: Convert to fraction form
   2,147,097.56/2,963,000.78 = 1,229,340.78/x
3. Step 3: Cross multiply
   2,147,097.56x = 2,963,000.78 × 1,229,340.78
4. Step 4: Simplify right side
   2,147,097.56x = 3,642,537,676,471.60
5. Step 5: Solve for x
   x = 3,642,537,676,471.60/2,147,097.56
6. Step 6: Final answer
   x = 1,696,493.79