Finding the Fourth Proportional to 2,124,081.96, 2,931,224.32 and 1,157,209.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124,081.96 : 2,931,224.32 = 1,157,209.28 : x
2. Step 2: Convert to fraction form
   2,124,081.96/2,931,224.32 = 1,157,209.28/x
3. Step 3: Cross multiply
   2,124,081.96x = 2,931,224.32 × 1,157,209.28
4. Step 4: Simplify right side
   2,124,081.96x = 3,392,039,984,865.69
5. Step 5: Solve for x
   x = 3,392,039,984,865.69/2,124,081.96
6. Step 6: Final answer
   x = 1,596,944.02