Finding the Fourth Proportional to 127,018.18, 175,292.99 and 70,429.56

Step by Step Solution

1. Step 1: Write the proportion equation
   127,018.18 : 175,292.99 = 70,429.56 : x
2. Step 2: Convert to fraction form
   127,018.18/175,292.99 = 70,429.56/x
3. Step 3: Cross multiply
   127,018.18x = 175,292.99 × 70,429.56
4. Step 4: Simplify right side
   127,018.18x = 12,345,808,156.78
5. Step 5: Solve for x
   x = 12,345,808,156.78/127,018.18
6. Step 6: Final answer
   x = 97,197.17