Finding the Fourth Proportional to 10,707.32, 16,061.09 and 4,784.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,707.32 : 16,061.09 = 4,784.50 : x
2. Step 2: Convert to fraction form
   10,707.32/16,061.09 = 4,784.50/x
3. Step 3: Cross multiply
   10,707.32x = 16,061.09 × 4,784.50
4. Step 4: Simplify right side
   10,707.32x = 76,844,285.11
5. Step 5: Solve for x
   x = 76,844,285.11/10,707.32
6. Step 6: Final answer
   x = 7,176.80