Finding the Fourth Proportional to 2,192,589.52, 3,288,920.64 and 772,662.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,192,589.52 : 3,288,920.64 = 772,662.76 : x
2. Step 2: Convert to fraction form
   2,192,589.52/3,288,920.64 = 772,662.76/x
3. Step 3: Cross multiply
   2,192,589.52x = 3,288,920.64 × 772,662.76
4. Step 4: Simplify right side
   2,192,589.52x = 2,541,226,499,123.37
5. Step 5: Solve for x
   x = 2,541,226,499,123.37/2,192,589.52
6. Step 6: Final answer
   x = 1,159,006.95