Finding the Fourth Proportional to 83,769.89, 125,622.03 and 31,150.67

Step by Step Solution

1. Step 1: Write the proportion equation
   83,769.89 : 125,622.03 = 31,150.67 : x
2. Step 2: Convert to fraction form
   83,769.89/125,622.03 = 31,150.67/x
3. Step 3: Cross multiply
   83,769.89x = 125,622.03 × 31,150.67
4. Step 4: Simplify right side
   83,769.89x = 3,913,210,401.26
5. Step 5: Solve for x
   x = 3,913,210,401.26/83,769.89
6. Step 6: Final answer
   x = 46,713.81