Finding the Fourth Proportional to 60,111.76, 82,909.20 and 53,313.76

Step by Step Solution

1. Step 1: Write the proportion equation
   60,111.76 : 82,909.20 = 53,313.76 : x
2. Step 2: Convert to fraction form
   60,111.76/82,909.20 = 53,313.76/x
3. Step 3: Cross multiply
   60,111.76x = 82,909.20 × 53,313.76
4. Step 4: Simplify right side
   60,111.76x = 4,420,201,190.59
5. Step 5: Solve for x
   x = 4,420,201,190.59/60,111.76
6. Step 6: Final answer
   x = 73,533.05