Finding the Fourth Proportional to 129,757, 179,064.90 and 70,141

Step by Step Solution

1. Step 1: Write the proportion equation
   129,757 : 179,064.90 = 70,141 : x
2. Step 2: Convert to fraction form
   129,757/179,064.90 = 70,141/x
3. Step 3: Cross multiply
   129,757x = 179,064.90 × 70,141
4. Step 4: Simplify right side
   129,757x = 12,559,791,150.90
5. Step 5: Solve for x
   x = 12,559,791,150.90/129,757
6. Step 6: Final answer
   x = 96,794.71