Finding the Fourth Proportional to 1,643,505.30, 2,464,091.55 and 745,377.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,643,505.30 : 2,464,091.55 = 745,377.30 : x
2. Step 2: Convert to fraction form
   1,643,505.30/2,464,091.55 = 745,377.30/x
3. Step 3: Cross multiply
   1,643,505.30x = 2,464,091.55 × 745,377.30
4. Step 4: Simplify right side
   1,643,505.30x = 1,836,677,906,491.82
5. Step 5: Solve for x
   x = 1,836,677,906,491.82/1,643,505.30
6. Step 6: Final answer
   x = 1,117,536.95