Finding the Fourth Proportional to 107,020.64, 147,788.55 and 68,846.56

Step by Step Solution

1. Step 1: Write the proportion equation
   107,020.64 : 147,788.55 = 68,846.56 : x
2. Step 2: Convert to fraction form
   107,020.64/147,788.55 = 68,846.56/x
3. Step 3: Cross multiply
   107,020.64x = 147,788.55 × 68,846.56
4. Step 4: Simplify right side
   107,020.64x = 10,174,732,905.42
5. Step 5: Solve for x
   x = 10,174,732,905.42/107,020.64
6. Step 6: Final answer
   x = 95,072.62