Finding the Fourth Proportional to 1,942,120.40, 2,680,137.59 and 1,126,809.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942,120.40 : 2,680,137.59 = 1,126,809.50 : x
2. Step 2: Convert to fraction form
   1,942,120.40/2,680,137.59 = 1,126,809.50/x
3. Step 3: Cross multiply
   1,942,120.40x = 2,680,137.59 × 1,126,809.50
4. Step 4: Simplify right side
   1,942,120.40x = 3,020,004,478,684.37
5. Step 5: Solve for x
   x = 3,020,004,478,684.37/1,942,120.40
6. Step 6: Final answer
   x = 1,555,003.74