Finding the Fourth Proportional to 1,055.53, 1,456.52 and 613.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,055.53 : 1,456.52 = 613.34 : x
2. Step 2: Convert to fraction form
   1,055.53/1,456.52 = 613.34/x
3. Step 3: Cross multiply
   1,055.53x = 1,456.52 × 613.34
4. Step 4: Simplify right side
   1,055.53x = 893,341.98
5. Step 5: Solve for x
   x = 893,341.98/1,055.53
6. Step 6: Final answer
   x = 846.34