Finding the Fourth Proportional to 113,102.34, 156,100.43 and 65,383.35

Step by Step Solution

1. Step 1: Write the proportion equation
   113,102.34 : 156,100.43 = 65,383.35 : x
2. Step 2: Convert to fraction form
   113,102.34/156,100.43 = 65,383.35/x
3. Step 3: Cross multiply
   113,102.34x = 156,100.43 × 65,383.35
4. Step 4: Simplify right side
   113,102.34x = 10,206,369,049.84
5. Step 5: Solve for x
   x = 10,206,369,049.84/113,102.34
6. Step 6: Final answer
   x = 90,240.12