Finding the Fourth Proportional to 1,085,146.32, 1,497,196.50 and 854,990.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,146.32 : 1,497,196.50 = 854,990.08 : x
2. Step 2: Convert to fraction form
   1,085,146.32/1,497,196.50 = 854,990.08/x
3. Step 3: Cross multiply
   1,085,146.32x = 1,497,196.50 × 854,990.08
4. Step 4: Simplify right side
   1,085,146.32x = 1,280,088,158,785.32
5. Step 5: Solve for x
   x = 1,280,088,158,785.32/1,085,146.32
6. Step 6: Final answer
   x = 1,179,645.68