Finding the Fourth Proportional to 107,003.76, 147,616.20 and 69,290.16

Step by Step Solution

1. Step 1: Write the proportion equation
   107,003.76 : 147,616.20 = 69,290.16 : x
2. Step 2: Convert to fraction form
   107,003.76/147,616.20 = 69,290.16/x
3. Step 3: Cross multiply
   107,003.76x = 147,616.20 × 69,290.16
4. Step 4: Simplify right side
   107,003.76x = 10,228,350,116.59
5. Step 5: Solve for x
   x = 10,228,350,116.59/107,003.76
6. Step 6: Final answer
   x = 95,588.70