Finding the Fourth Proportional to 73.02, 100.59 and 56.62

Step by Step Solution

1. Step 1: Write the proportion equation
   73.02 : 100.59 = 56.62 : x
2. Step 2: Convert to fraction form
   73.02/100.59 = 56.62/x
3. Step 3: Cross multiply
   73.02x = 100.59 × 56.62
4. Step 4: Simplify right side
   73.02x = 5,695.41
5. Step 5: Solve for x
   x = 5,695.41/73.02
6. Step 6: Final answer
   x = 78.00