Finding the Fourth Proportional to 119,228.82, 164,535.72 and 65,513.76

Step by Step Solution

1. Step 1: Write the proportion equation
   119,228.82 : 164,535.72 = 65,513.76 : x
2. Step 2: Convert to fraction form
   119,228.82/164,535.72 = 65,513.76/x
3. Step 3: Cross multiply
   119,228.82x = 164,535.72 × 65,513.76
4. Step 4: Simplify right side
   119,228.82x = 10,779,353,671.51
5. Step 5: Solve for x
   x = 10,779,353,671.51/119,228.82
6. Step 6: Final answer
   x = 90,408.96