Finding the Fourth Proportional to 124,598.82, 171,940.38 and 70,878.80

Step by Step Solution

1. Step 1: Write the proportion equation
   124,598.82 : 171,940.38 = 70,878.80 : x
2. Step 2: Convert to fraction form
   124,598.82/171,940.38 = 70,878.80/x
3. Step 3: Cross multiply
   124,598.82x = 171,940.38 × 70,878.80
4. Step 4: Simplify right side
   124,598.82x = 12,186,927,805.94
5. Step 5: Solve for x
   x = 12,186,927,805.94/124,598.82
6. Step 6: Final answer
   x = 97,809.34