Finding the Fourth Proportional to 5,405,078.05, 7,459,007.59 and 2,957,689.01

Step by Step Solution

1. Step 1: Write the proportion equation
   5,405,078.05 : 7,459,007.59 = 2,957,689.01 : x
2. Step 2: Convert to fraction form
   5,405,078.05/7,459,007.59 = 2,957,689.01/x
3. Step 3: Cross multiply
   5,405,078.05x = 7,459,007.59 × 2,957,689.01
4. Step 4: Simplify right side
   5,405,078.05x = 22,061,424,774,449.58
5. Step 5: Solve for x
   x = 22,061,424,774,449.58/5,405,078.05
6. Step 6: Final answer
   x = 4,081,610.77