Finding the Fourth Proportional to 113,619, 156,794.76 and 65,900.64

Step by Step Solution

1. Step 1: Write the proportion equation
   113,619 : 156,794.76 = 65,900.64 : x
2. Step 2: Convert to fraction form
   113,619/156,794.76 = 65,900.64/x
3. Step 3: Cross multiply
   113,619x = 156,794.76 × 65,900.64
4. Step 4: Simplify right side
   113,619x = 10,332,875,032.65
5. Step 5: Solve for x
   x = 10,332,875,032.65/113,619
6. Step 6: Final answer
   x = 90,943.20