Finding the Fourth Proportional to 2,262,899.63, 3,394,340.64 and 915,046.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,262,899.63 : 3,394,340.64 = 915,046.07 : x
2. Step 2: Convert to fraction form
   2,262,899.63/3,394,340.64 = 915,046.07/x
3. Step 3: Cross multiply
   2,262,899.63x = 3,394,340.64 × 915,046.07
4. Step 4: Simplify right side
   2,262,899.63x = 3,105,978,045,901.58
5. Step 5: Solve for x
   x = 3,105,978,045,901.58/2,262,899.63
6. Step 6: Final answer
   x = 1,372,565.54