Finding the Fourth Proportional to 91,039.83, 125,630.24 and 50,210.67

Step by Step Solution

1. Step 1: Write the proportion equation
   91,039.83 : 125,630.24 = 50,210.67 : x
2. Step 2: Convert to fraction form
   91,039.83/125,630.24 = 50,210.67/x
3. Step 3: Cross multiply
   91,039.83x = 125,630.24 × 50,210.67
4. Step 4: Simplify right side
   91,039.83x = 6,307,978,271.61
5. Step 5: Solve for x
   x = 6,307,978,271.61/91,039.83
6. Step 6: Final answer
   x = 69,288.12