Finding the Fourth Proportional to 171,841.41, 257,844.15 and 83,045.57

Step by Step Solution

1. Step 1: Write the proportion equation
   171,841.41 : 257,844.15 = 83,045.57 : x
2. Step 2: Convert to fraction form
   171,841.41/257,844.15 = 83,045.57/x
3. Step 3: Cross multiply
   171,841.41x = 257,844.15 × 83,045.57
4. Step 4: Simplify right side
   171,841.41x = 21,412,813,118.69
5. Step 5: Solve for x
   x = 21,412,813,118.69/171,841.41
6. Step 6: Final answer
   x = 124,607.99