Finding the Fourth Proportional to 65,723.30, 90,698.06 and 37,428.98

Step by Step Solution

1. Step 1: Write the proportion equation
   65,723.30 : 90,698.06 = 37,428.98 : x
2. Step 2: Convert to fraction form
   65,723.30/90,698.06 = 37,428.98/x
3. Step 3: Cross multiply
   65,723.30x = 90,698.06 × 37,428.98
4. Step 4: Simplify right side
   65,723.30x = 3,394,735,873.78
5. Step 5: Solve for x
   x = 3,394,735,873.78/65,723.30
6. Step 6: Final answer
   x = 51,651.94