Finding the Fourth Proportional to 3,581,581.88, 5,372,956.38 and 1,057,492.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,581,581.88 : 5,372,956.38 = 1,057,492.28 : x
2. Step 2: Convert to fraction form
   3,581,581.88/5,372,956.38 = 1,057,492.28/x
3. Step 3: Cross multiply
   3,581,581.88x = 5,372,956.38 × 1,057,492.28
4. Step 4: Simplify right side
   3,581,581.88x = 5,681,859,892,626.75
5. Step 5: Solve for x
   x = 5,681,859,892,626.75/3,581,581.88
6. Step 6: Final answer
   x = 1,586,410.72