Finding the Fourth Proportional to 1,498,774.42, 2,068,257.50 and 854,402.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498,774.42 : 2,068,257.50 = 854,402.20 : x
2. Step 2: Convert to fraction form
   1,498,774.42/2,068,257.50 = 854,402.20/x
3. Step 3: Cross multiply
   1,498,774.42x = 2,068,257.50 × 854,402.20
4. Step 4: Simplify right side
   1,498,774.42x = 1,767,123,758,166.50
5. Step 5: Solve for x
   x = 1,767,123,758,166.50/1,498,774.42
6. Step 6: Final answer
   x = 1,179,045.85