Finding the Fourth Proportional to 10,705.60, 16,045.98 and 4,462.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,705.60 : 16,045.98 = 4,462.12 : x
2. Step 2: Convert to fraction form
   10,705.60/16,045.98 = 4,462.12/x
3. Step 3: Cross multiply
   10,705.60x = 16,045.98 × 4,462.12
4. Step 4: Simplify right side
   10,705.60x = 71,599,088.28
5. Step 5: Solve for x
   x = 71,599,088.28/10,705.60
6. Step 6: Final answer
   x = 6,688.00