Finding the Fourth Proportional to 124.52, 186.77 and 56.00

Step by Step Solution

1. Step 1: Write the proportion equation
   124.52 : 186.77 = 56.00 : x
2. Step 2: Convert to fraction form
   124.52/186.77 = 56.00/x
3. Step 3: Cross multiply
   124.52x = 186.77 × 56.00
4. Step 4: Simplify right side
   124.52x = 10,457.91
5. Step 5: Solve for x
   x = 10,457.91/124.52
6. Step 6: Final answer
   x = 83.99