Finding the Fourth Proportional to 71,813.82, 107,625.69 and 55,110.02

Step by Step Solution

1. Step 1: Write the proportion equation
   71,813.82 : 107,625.69 = 55,110.02 : x
2. Step 2: Convert to fraction form
   71,813.82/107,625.69 = 55,110.02/x
3. Step 3: Cross multiply
   71,813.82x = 107,625.69 × 55,110.02
4. Step 4: Simplify right side
   71,813.82x = 5,931,253,928.41
5. Step 5: Solve for x
   x = 5,931,253,928.41/71,813.82
6. Step 6: Final answer
   x = 82,592.10