Finding the Fourth Proportional to 127,016.40, 175,293.12 and 70,446

Step by Step Solution

1. Step 1: Write the proportion equation
   127,016.40 : 175,293.12 = 70,446 : x
2. Step 2: Convert to fraction form
   127,016.40/175,293.12 = 70,446/x
3. Step 3: Cross multiply
   127,016.40x = 175,293.12 × 70,446
4. Step 4: Simplify right side
   127,016.40x = 12,348,699,131.52
5. Step 5: Solve for x
   x = 12,348,699,131.52/127,016.40
6. Step 6: Final answer
   x = 97,221.30