Finding the Fourth Proportional to 127,971.57, 176,599.56 and 70,611.42

Step by Step Solution

1. Step 1: Write the proportion equation
   127,971.57 : 176,599.56 = 70,611.42 : x
2. Step 2: Convert to fraction form
   127,971.57/176,599.56 = 70,611.42/x
3. Step 3: Cross multiply
   127,971.57x = 176,599.56 × 70,611.42
4. Step 4: Simplify right side
   127,971.57x = 12,469,945,702.98
5. Step 5: Solve for x
   x = 12,469,945,702.98/127,971.57
6. Step 6: Final answer
   x = 97,443.09