Finding the Fourth Proportional to 4,892.05, 7,345.41 and 4,721.95

Step by Step Solution

1. Step 1: Write the proportion equation
   4,892.05 : 7,345.41 = 4,721.95 : x
2. Step 2: Convert to fraction form
   4,892.05/7,345.41 = 4,721.95/x
3. Step 3: Cross multiply
   4,892.05x = 7,345.41 × 4,721.95
4. Step 4: Simplify right side
   4,892.05x = 34,684,658.75
5. Step 5: Solve for x
   x = 34,684,658.75/4,892.05
6. Step 6: Final answer
   x = 7,090.00