Finding the Fourth Proportional to 1,061.94, 1,592.52 and 541.77

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.94 : 1,592.52 = 541.77 : x
2. Step 2: Convert to fraction form
   1,061.94/1,592.52 = 541.77/x
3. Step 3: Cross multiply
   1,061.94x = 1,592.52 × 541.77
4. Step 4: Simplify right side
   1,061.94x = 862,779.56
5. Step 5: Solve for x
   x = 862,779.56/1,061.94
6. Step 6: Final answer
   x = 812.46