Finding the Fourth Proportional to 1,435,327.58, 1,979,876.16 and 854,160.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435,327.58 : 1,979,876.16 = 854,160.89 : x
2. Step 2: Convert to fraction form
   1,435,327.58/1,979,876.16 = 854,160.89/x
3. Step 3: Cross multiply
   1,435,327.58x = 1,979,876.16 × 854,160.89
4. Step 4: Simplify right side
   1,435,327.58x = 1,691,132,773,016.00
5. Step 5: Solve for x
   x = 1,691,132,773,016.00/1,435,327.58
6. Step 6: Final answer
   x = 1,178,220.78