Finding the Fourth Proportional to 2,091,500.55, 2,886,205.96 and 1,161,188.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,500.55 : 2,886,205.96 = 1,161,188.16 : x
2. Step 2: Convert to fraction form
   2,091,500.55/2,886,205.96 = 1,161,188.16/x
3. Step 3: Cross multiply
   2,091,500.55x = 2,886,205.96 × 1,161,188.16
4. Step 4: Simplify right side
   2,091,500.55x = 3,351,428,188,073.43
5. Step 5: Solve for x
   x = 3,351,428,188,073.43/2,091,500.55
6. Step 6: Final answer
   x = 1,602,403.68