Finding the Fourth Proportional to 114,758, 158,380.89 and 64,457

Step by Step Solution

1. Step 1: Write the proportion equation
   114,758 : 158,380.89 = 64,457 : x
2. Step 2: Convert to fraction form
   114,758/158,380.89 = 64,457/x
3. Step 3: Cross multiply
   114,758x = 158,380.89 × 64,457
4. Step 4: Simplify right side
   114,758x = 10,208,757,026.73
5. Step 5: Solve for x
   x = 10,208,757,026.73/114,758
6. Step 6: Final answer
   x = 88,959.00