Finding the Fourth Proportional to 2,606,397.32, 3,909,770.96 and 713,155.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606,397.32 : 3,909,770.96 = 713,155.16 : x
2. Step 2: Convert to fraction form
   2,606,397.32/3,909,770.96 = 713,155.16/x
3. Step 3: Cross multiply
   2,606,397.32x = 3,909,770.96 × 713,155.16
4. Step 4: Simplify right side
   2,606,397.32x = 2,788,273,311,427.52
5. Step 5: Solve for x
   x = 2,788,273,311,427.52/2,606,397.32
6. Step 6: Final answer
   x = 1,069,780.61