Finding the Fourth Proportional to 1,145.77, 1,710.37 and 1,060.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145.77 : 1,710.37 = 1,060.17 : x
2. Step 2: Convert to fraction form
   1,145.77/1,710.37 = 1,060.17/x
3. Step 3: Cross multiply
   1,145.77x = 1,710.37 × 1,060.17
4. Step 4: Simplify right side
   1,145.77x = 1,813,281.53
5. Step 5: Solve for x
   x = 1,813,281.53/1,145.77
6. Step 6: Final answer
   x = 1,582.59