Finding the Fourth Proportional to 1,064.45, 1,468.52 and 785.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.45 : 1,468.52 = 785.34 : x
2. Step 2: Convert to fraction form
   1,064.45/1,468.52 = 785.34/x
3. Step 3: Cross multiply
   1,064.45x = 1,468.52 × 785.34
4. Step 4: Simplify right side
   1,064.45x = 1,153,287.50
5. Step 5: Solve for x
   x = 1,153,287.50/1,064.45
6. Step 6: Final answer
   x = 1,083.46