Finding the Fourth Proportional to 124,575, 171,915.96 and 67,986.36

Step by Step Solution

1. Step 1: Write the proportion equation
   124,575 : 171,915.96 = 67,986.36 : x
2. Step 2: Convert to fraction form
   124,575/171,915.96 = 67,986.36/x
3. Step 3: Cross multiply
   124,575x = 171,915.96 × 67,986.36
4. Step 4: Simplify right side
   124,575x = 11,687,940,346.31
5. Step 5: Solve for x
   x = 11,687,940,346.31/124,575
6. Step 6: Final answer
   x = 93,822.52