Finding the Fourth Proportional to 2,113,081.31, 2,912,816.56 and 1,295,769.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,113,081.31 : 2,912,816.56 = 1,295,769.35 : x
2. Step 2: Convert to fraction form
   2,113,081.31/2,912,816.56 = 1,295,769.35/x
3. Step 3: Cross multiply
   2,113,081.31x = 2,912,816.56 × 1,295,769.35
4. Step 4: Simplify right side
   2,113,081.31x = 3,774,338,420,620.44
5. Step 5: Solve for x
   x = 3,774,338,420,620.44/2,113,081.31
6. Step 6: Final answer
   x = 1,786,177.56