Finding the Fourth Proportional to 113,622.34, 156,799 and 65,903.44

Step by Step Solution

1. Step 1: Write the proportion equation
   113,622.34 : 156,799 = 65,903.44 : x
2. Step 2: Convert to fraction form
   113,622.34/156,799 = 65,903.44/x
3. Step 3: Cross multiply
   113,622.34x = 156,799 × 65,903.44
4. Step 4: Simplify right side
   113,622.34x = 10,333,593,488.56
5. Step 5: Solve for x
   x = 10,333,593,488.56/113,622.34
6. Step 6: Final answer
   x = 90,946.85