Finding the Fourth Proportional to 10,856.59, 14,981.83 and 6,076.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,856.59 : 14,981.83 = 6,076.60 : x
2. Step 2: Convert to fraction form
   10,856.59/14,981.83 = 6,076.60/x
3. Step 3: Cross multiply
   10,856.59x = 14,981.83 × 6,076.60
4. Step 4: Simplify right side
   10,856.59x = 91,038,588.18
5. Step 5: Solve for x
   x = 91,038,588.18/10,856.59
6. Step 6: Final answer
   x = 8,385.56