Finding the Fourth Proportional to 9,945.59, 14,904.41 and 7,856.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,945.59 : 14,904.41 = 7,856.46 : x
2. Step 2: Convert to fraction form
   9,945.59/14,904.41 = 7,856.46/x
3. Step 3: Cross multiply
   9,945.59x = 14,904.41 × 7,856.46
4. Step 4: Simplify right side
   9,945.59x = 117,095,861.71
5. Step 5: Solve for x
   x = 117,095,861.71/9,945.59
6. Step 6: Final answer
   x = 11,773.65