Finding the Fourth Proportional to 89,529.01, 123,527.67 and 57,659.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,529.01 : 123,527.67 = 57,659.56 : x
2. Step 2: Convert to fraction form
   89,529.01/123,527.67 = 57,659.56/x
3. Step 3: Cross multiply
   89,529.01x = 123,527.67 × 57,659.56
4. Step 4: Simplify right side
   89,529.01x = 7,122,551,100.03
5. Step 5: Solve for x
   x = 7,122,551,100.03/89,529.01
6. Step 6: Final answer
   x = 79,555.79