Finding the Fourth Proportional to 113,624.96, 156,803.04 and 65,906.56

Step by Step Solution

1. Step 1: Write the proportion equation
   113,624.96 : 156,803.04 = 65,906.56 : x
2. Step 2: Convert to fraction form
   113,624.96/156,803.04 = 65,906.56/x
3. Step 3: Cross multiply
   113,624.96x = 156,803.04 × 65,906.56
4. Step 4: Simplify right side
   113,624.96x = 10,334,348,963.94
5. Step 5: Solve for x
   x = 10,334,348,963.94/113,624.96
6. Step 6: Final answer
   x = 90,951.40