Finding the Fourth Proportional to 101,134.76, 151,578.94 and 71,561

Step by Step Solution

1. Step 1: Write the proportion equation
   101,134.76 : 151,578.94 = 71,561 : x
2. Step 2: Convert to fraction form
   101,134.76/151,578.94 = 71,561/x
3. Step 3: Cross multiply
   101,134.76x = 151,578.94 × 71,561
4. Step 4: Simplify right side
   101,134.76x = 10,847,140,525.34
5. Step 5: Solve for x
   x = 10,847,140,525.34/101,134.76
6. Step 6: Final answer
   x = 107,254.33