Finding the Fourth Proportional to 113,669.30, 156,863.30 and 65,950.58

Step by Step Solution

1. Step 1: Write the proportion equation
   113,669.30 : 156,863.30 = 65,950.58 : x
2. Step 2: Convert to fraction form
   113,669.30/156,863.30 = 65,950.58/x
3. Step 3: Cross multiply
   113,669.30x = 156,863.30 × 65,950.58
4. Step 4: Simplify right side
   113,669.30x = 10,345,225,615.71
5. Step 5: Solve for x
   x = 10,345,225,615.71/113,669.30
6. Step 6: Final answer
   x = 91,011.61