Finding the Fourth Proportional to 65,987.73, 91,067.90 and 37,692.81

Step by Step Solution

1. Step 1: Write the proportion equation
   65,987.73 : 91,067.90 = 37,692.81 : x
2. Step 2: Convert to fraction form
   65,987.73/91,067.90 = 37,692.81/x
3. Step 3: Cross multiply
   65,987.73x = 91,067.90 × 37,692.81
4. Step 4: Simplify right side
   65,987.73x = 3,432,604,863.33
5. Step 5: Solve for x
   x = 3,432,604,863.33/65,987.73
6. Step 6: Final answer
   x = 52,018.84