Finding the Fourth Proportional to 114,868.48, 158,525.76 and 64,570.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,868.48 : 158,525.76 = 64,570.72 : x
2. Step 2: Convert to fraction form
   114,868.48/158,525.76 = 64,570.72/x
3. Step 3: Cross multiply
   114,868.48x = 158,525.76 × 64,570.72
4. Step 4: Simplify right side
   114,868.48x = 10,236,122,461.75
5. Step 5: Solve for x
   x = 10,236,122,461.75/114,868.48
6. Step 6: Final answer
   x = 89,111.67