Finding the Fourth Proportional to 67,505.76, 101,269.57 and 20,758.63

Step by Step Solution

1. Step 1: Write the proportion equation
   67,505.76 : 101,269.57 = 20,758.63 : x
2. Step 2: Convert to fraction form
   67,505.76/101,269.57 = 20,758.63/x
3. Step 3: Cross multiply
   67,505.76x = 101,269.57 × 20,758.63
4. Step 4: Simplify right side
   67,505.76x = 2,102,217,533.89
5. Step 5: Solve for x
   x = 2,102,217,533.89/67,505.76
6. Step 6: Final answer
   x = 31,141.31