Finding the Fourth Proportional to 2,601,422.70, 3,902,134.05 and 1,105,320.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601,422.70 : 3,902,134.05 = 1,105,320.30 : x
2. Step 2: Convert to fraction form
   2,601,422.70/3,902,134.05 = 1,105,320.30/x
3. Step 3: Cross multiply
   2,601,422.70x = 3,902,134.05 × 1,105,320.30
4. Step 4: Simplify right side
   2,601,422.70x = 4,313,107,978,786.22
5. Step 5: Solve for x
   x = 4,313,107,978,786.22/2,601,422.70
6. Step 6: Final answer
   x = 1,657,980.45