Finding the Fourth Proportional to 1,988,164.86, 2,743,703.79 and 1,105,196.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,988,164.86 : 2,743,703.79 = 1,105,196.94 : x
2. Step 2: Convert to fraction form
   1,988,164.86/2,743,703.79 = 1,105,196.94/x
3. Step 3: Cross multiply
   1,988,164.86x = 2,743,703.79 × 1,105,196.94
4. Step 4: Simplify right side
   1,988,164.86x = 3,032,333,032,974.40
5. Step 5: Solve for x
   x = 3,032,333,032,974.40/1,988,164.86
6. Step 6: Final answer
   x = 1,525,191.95