Finding the Fourth Proportional to 1,665,520.20, 2,499,446.70 and 1,067,934.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665,520.20 : 2,499,446.70 = 1,067,934.60 : x
2. Step 2: Convert to fraction form
   1,665,520.20/2,499,446.70 = 1,067,934.60/x
3. Step 3: Cross multiply
   1,665,520.20x = 2,499,446.70 × 1,067,934.60
4. Step 4: Simplify right side
   1,665,520.20x = 2,669,245,611,785.82
5. Step 5: Solve for x
   x = 2,669,245,611,785.82/1,665,520.20
6. Step 6: Final answer
   x = 1,602,649.80