Finding the Fourth Proportional to 191,588.69, 287,283.00 and 71,546.83

Step by Step Solution

1. Step 1: Write the proportion equation
   191,588.69 : 287,283.00 = 71,546.83 : x
2. Step 2: Convert to fraction form
   191,588.69/287,283.00 = 71,546.83/x
3. Step 3: Cross multiply
   191,588.69x = 287,283.00 × 71,546.83
4. Step 4: Simplify right side
   191,588.69x = 20,554,187,512.98
5. Step 5: Solve for x
   x = 20,554,187,512.98/191,588.69
6. Step 6: Final answer
   x = 107,282.88