Finding the Fourth Proportional to 114,907.56, 158,570.91 and 64,606.56

Step by Step Solution

1. Step 1: Write the proportion equation
   114,907.56 : 158,570.91 = 64,606.56 : x
2. Step 2: Convert to fraction form
   114,907.56/158,570.91 = 64,606.56/x
3. Step 3: Cross multiply
   114,907.56x = 158,570.91 × 64,606.56
4. Step 4: Simplify right side
   114,907.56x = 10,244,721,011.17
5. Step 5: Solve for x
   x = 10,244,721,011.17/114,907.56
6. Step 6: Final answer
   x = 89,156.20