Finding the Fourth Proportional to 955,422.94, 1,431,786.56 and 744,123.10

Step by Step Solution

1. Step 1: Write the proportion equation
   955,422.94 : 1,431,786.56 = 744,123.10 : x
2. Step 2: Convert to fraction form
   955,422.94/1,431,786.56 = 744,123.10/x
3. Step 3: Cross multiply
   955,422.94x = 1,431,786.56 × 744,123.10
4. Step 4: Simplify right side
   955,422.94x = 1,065,425,453,565.54
5. Step 5: Solve for x
   x = 1,065,425,453,565.54/955,422.94
6. Step 6: Final answer
   x = 1,115,134.89