Finding the Fourth Proportional to 114,870, 158,519.04 and 64,569.12

Step by Step Solution

1. Step 1: Write the proportion equation
   114,870 : 158,519.04 = 64,569.12 : x
2. Step 2: Convert to fraction form
   114,870/158,519.04 = 64,569.12/x
3. Step 3: Cross multiply
   114,870x = 158,519.04 × 64,569.12
4. Step 4: Simplify right side
   114,870x = 10,235,434,916.04
5. Step 5: Solve for x
   x = 10,235,434,916.04/114,870
6. Step 6: Final answer
   x = 89,104.51