Finding the Fourth Proportional to 61,191, 91,796.22 and 27,910.80

Step by Step Solution

1. Step 1: Write the proportion equation
   61,191 : 91,796.22 = 27,910.80 : x
2. Step 2: Convert to fraction form
   61,191/91,796.22 = 27,910.80/x
3. Step 3: Cross multiply
   61,191x = 91,796.22 × 27,910.80
4. Step 4: Simplify right side
   61,191x = 2,562,105,937.18
5. Step 5: Solve for x
   x = 2,562,105,937.18/61,191
6. Step 6: Final answer
   x = 41,870.63