Finding the Fourth Proportional to 1,770.89, 2,656.76 and 846.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,770.89 : 2,656.76 = 846.18 : x
2. Step 2: Convert to fraction form
   1,770.89/2,656.76 = 846.18/x
3. Step 3: Cross multiply
   1,770.89x = 2,656.76 × 846.18
4. Step 4: Simplify right side
   1,770.89x = 2,248,092.95
5. Step 5: Solve for x
   x = 2,248,092.95/1,770.89
6. Step 6: Final answer
   x = 1,269.47