Finding the Fourth Proportional to 1,705.86, 2,353.32 and 1,116.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,705.86 : 2,353.32 = 1,116.18 : x
2. Step 2: Convert to fraction form
   1,705.86/2,353.32 = 1,116.18/x
3. Step 3: Cross multiply
   1,705.86x = 2,353.32 × 1,116.18
4. Step 4: Simplify right side
   1,705.86x = 2,626,728.72
5. Step 5: Solve for x
   x = 2,626,728.72/1,705.86
6. Step 6: Final answer
   x = 1,539.83