Finding the Fourth Proportional to 1,988,164.43, 2,743,703.18 and 1,105,196.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,988,164.43 : 2,743,703.18 = 1,105,196.50 : x
2. Step 2: Convert to fraction form
   1,988,164.43/2,743,703.18 = 1,105,196.50/x
3. Step 3: Cross multiply
   1,988,164.43x = 2,743,703.18 × 1,105,196.50
4. Step 4: Simplify right side
   1,988,164.43x = 3,032,331,147,478.60
5. Step 5: Solve for x
   x = 3,032,331,147,478.60/1,988,164.43
6. Step 6: Final answer
   x = 1,525,191.33