Finding the Fourth Proportional to 1,914,059, 2,640,834.78 and 1,139,068.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914,059 : 2,640,834.78 = 1,139,068.56 : x
2. Step 2: Convert to fraction form
   1,914,059/2,640,834.78 = 1,139,068.56/x
3. Step 3: Cross multiply
   1,914,059x = 2,640,834.78 × 1,139,068.56
4. Step 4: Simplify right side
   1,914,059x = 3,008,091,870,052.52
5. Step 5: Solve for x
   x = 3,008,091,870,052.52/1,914,059
6. Step 6: Final answer
   x = 1,571,577.40