Finding the Fourth Proportional to 107,290.96, 147,994.16 and 69,100

Step by Step Solution

1. Step 1: Write the proportion equation
   107,290.96 : 147,994.16 = 69,100 : x
2. Step 2: Convert to fraction form
   107,290.96/147,994.16 = 69,100/x
3. Step 3: Cross multiply
   107,290.96x = 147,994.16 × 69,100
4. Step 4: Simplify right side
   107,290.96x = 10,226,396,456
5. Step 5: Solve for x
   x = 10,226,396,456/107,290.96
6. Step 6: Final answer
   x = 95,314.61