Finding the Fourth Proportional to 1,832.86, 2,529.12 and 1,170.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,832.86 : 2,529.12 = 1,170.10 : x
2. Step 2: Convert to fraction form
   1,832.86/2,529.12 = 1,170.10/x
3. Step 3: Cross multiply
   1,832.86x = 2,529.12 × 1,170.10
4. Step 4: Simplify right side
   1,832.86x = 2,959,323.31
5. Step 5: Solve for x
   x = 2,959,323.31/1,832.86
6. Step 6: Final answer
   x = 1,614.59