Finding the Fourth Proportional to 1,571,550, 2,168,739 and 856,158

Step by Step Solution

1. Step 1: Write the proportion equation
   1,571,550 : 2,168,739 = 856,158 : x
2. Step 2: Convert to fraction form
   1,571,550/2,168,739 = 856,158/x
3. Step 3: Cross multiply
   1,571,550x = 2,168,739 × 856,158
4. Step 4: Simplify right side
   1,571,550x = 1,856,783,244,762
5. Step 5: Solve for x
   x = 1,856,783,244,762/1,571,550
6. Step 6: Final answer
   x = 1,181,498.04