Finding the Fourth Proportional to 4,710.47, 7,061.38 and 2,111.99

Step by Step Solution

1. Step 1: Write the proportion equation
   4,710.47 : 7,061.38 = 2,111.99 : x
2. Step 2: Convert to fraction form
   4,710.47/7,061.38 = 2,111.99/x
3. Step 3: Cross multiply
   4,710.47x = 7,061.38 × 2,111.99
4. Step 4: Simplify right side
   4,710.47x = 14,913,563.95
5. Step 5: Solve for x
   x = 14,913,563.95/4,710.47
6. Step 6: Final answer
   x = 3,166.05