Finding the Fourth Proportional to 113,506.86, 156,631.95 and 65,751.69

Step by Step Solution

1. Step 1: Write the proportion equation
   113,506.86 : 156,631.95 = 65,751.69 : x
2. Step 2: Convert to fraction form
   113,506.86/156,631.95 = 65,751.69/x
3. Step 3: Cross multiply
   113,506.86x = 156,631.95 × 65,751.69
4. Step 4: Simplify right side
   113,506.86x = 10,298,815,420.50
5. Step 5: Solve for x
   x = 10,298,815,420.50/113,506.86
6. Step 6: Final answer
   x = 90,732.98