Finding the Fourth Proportional to 1,942,456.10, 2,912,809.35 and 743,980.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942,456.10 : 2,912,809.35 = 743,980.10 : x
2. Step 2: Convert to fraction form
   1,942,456.10/2,912,809.35 = 743,980.10/x
3. Step 3: Cross multiply
   1,942,456.10x = 2,912,809.35 × 743,980.10
4. Step 4: Simplify right side
   1,942,456.10x = 2,167,072,191,493.94
5. Step 5: Solve for x
   x = 2,167,072,191,493.94/1,942,456.10
6. Step 6: Final answer
   x = 1,115,635.09