Finding the Fourth Proportional to 2,170,944.96, 2,993,151.12 and 1,551,490.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170,944.96 : 2,993,151.12 = 1,551,490.56 : x
2. Step 2: Convert to fraction form
   2,170,944.96/2,993,151.12 = 1,551,490.56/x
3. Step 3: Cross multiply
   2,170,944.96x = 2,993,151.12 × 1,551,490.56
4. Step 4: Simplify right side
   2,170,944.96x = 4,643,845,707,333.43
5. Step 5: Solve for x
   x = 4,643,845,707,333.43/2,170,944.96
6. Step 6: Final answer
   x = 2,139,089.56