Finding the Fourth Proportional to 65,969.82, 91,034.55 and 37,678.14

Step by Step Solution

1. Step 1: Write the proportion equation
   65,969.82 : 91,034.55 = 37,678.14 : x
2. Step 2: Convert to fraction form
   65,969.82/91,034.55 = 37,678.14/x
3. Step 3: Cross multiply
   65,969.82x = 91,034.55 × 37,678.14
4. Step 4: Simplify right side
   65,969.82x = 3,430,012,519.74
5. Step 5: Solve for x
   x = 3,430,012,519.74/65,969.82
6. Step 6: Final answer
   x = 51,993.66