Finding the Fourth Proportional to 114,974, 158,673.24 and 64,676.72

Step by Step Solution

1. Step 1: Write the proportion equation
   114,974 : 158,673.24 = 64,676.72 : x
2. Step 2: Convert to fraction form
   114,974/158,673.24 = 64,676.72/x
3. Step 3: Cross multiply
   114,974x = 158,673.24 × 64,676.72
4. Step 4: Simplify right side
   114,974x = 10,262,464,714.97
5. Step 5: Solve for x
   x = 10,262,464,714.97/114,974
6. Step 6: Final answer
   x = 89,259.00