Finding the Fourth Proportional to 114,908.56, 158,572.29 and 64,607.56

Step by Step Solution

1. Step 1: Write the proportion equation
   114,908.56 : 158,572.29 = 64,607.56 : x
2. Step 2: Convert to fraction form
   114,908.56/158,572.29 = 64,607.56/x
3. Step 3: Cross multiply
   114,908.56x = 158,572.29 × 64,607.56
4. Step 4: Simplify right side
   114,908.56x = 10,244,968,740.51
5. Step 5: Solve for x
   x = 10,244,968,740.51/114,908.56
6. Step 6: Final answer
   x = 89,157.58