Finding the Fourth Proportional to 1,562,157.28, 2,155,939.41 and 899,892

Step by Step Solution

1. Step 1: Write the proportion equation
   1,562,157.28 : 2,155,939.41 = 899,892 : x
2. Step 2: Convert to fraction form
   1,562,157.28/2,155,939.41 = 899,892/x
3. Step 3: Cross multiply
   1,562,157.28x = 2,155,939.41 × 899,892
4. Step 4: Simplify right side
   1,562,157.28x = 1,940,112,627,543.72
5. Step 5: Solve for x
   x = 1,940,112,627,543.72/1,562,157.28
6. Step 6: Final answer
   x = 1,241,944.49