Finding the Fourth Proportional to 2,588,405.60, 3,572,034.72 and 1,442,446.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588,405.60 : 3,572,034.72 = 1,442,446.76 : x
2. Step 2: Convert to fraction form
   2,588,405.60/3,572,034.72 = 1,442,446.76/x
3. Step 3: Cross multiply
   2,588,405.60x = 3,572,034.72 × 1,442,446.76
4. Step 4: Simplify right side
   2,588,405.60x = 5,152,469,908,471.51
5. Step 5: Solve for x
   x = 5,152,469,908,471.51/2,588,405.60
6. Step 6: Final answer
   x = 1,990,596.03