Finding the Fourth Proportional to 106,868.48, 147,384.96 and 69,105.92

Step by Step Solution

1. Step 1: Write the proportion equation
   106,868.48 : 147,384.96 = 69,105.92 : x
2. Step 2: Convert to fraction form
   106,868.48/147,384.96 = 69,105.92/x
3. Step 3: Cross multiply
   106,868.48x = 147,384.96 × 69,105.92
4. Step 4: Simplify right side
   106,868.48x = 10,185,173,254.96
5. Step 5: Solve for x
   x = 10,185,173,254.96/106,868.48
6. Step 6: Final answer
   x = 95,305.68