Finding the Fourth Proportional to 61,131.41, 91,703.97 and 54,852.83

Step by Step Solution

1. Step 1: Write the proportion equation
   61,131.41 : 91,703.97 = 54,852.83 : x
2. Step 2: Convert to fraction form
   61,131.41/91,703.97 = 54,852.83/x
3. Step 3: Cross multiply
   61,131.41x = 91,703.97 × 54,852.83
4. Step 4: Simplify right side
   61,131.41x = 5,030,222,506.00
5. Step 5: Solve for x
   x = 5,030,222,506.00/61,131.41
6. Step 6: Final answer
   x = 82,285.40