Finding the Fourth Proportional to 1,914,053.88, 2,640,827.71 and 1,139,063.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914,053.88 : 2,640,827.71 = 1,139,063.43 : x
2. Step 2: Convert to fraction form
   1,914,053.88/2,640,827.71 = 1,139,063.43/x
3. Step 3: Cross multiply
   1,914,053.88x = 2,640,827.71 × 1,139,063.43
4. Step 4: Simplify right side
   1,914,053.88x = 3,008,070,269,391.65
5. Step 5: Solve for x
   x = 3,008,070,269,391.65/1,914,053.88
6. Step 6: Final answer
   x = 1,571,570.32