Finding the Fourth Proportional to 65,989.71, 91,050.03 and 37,309.98

Step by Step Solution

1. Step 1: Write the proportion equation
   65,989.71 : 91,050.03 = 37,309.98 : x
2. Step 2: Convert to fraction form
   65,989.71/91,050.03 = 37,309.98/x
3. Step 3: Cross multiply
   65,989.71x = 91,050.03 × 37,309.98
4. Step 4: Simplify right side
   65,989.71x = 3,397,074,798.30
5. Step 5: Solve for x
   x = 3,397,074,798.30/65,989.71
6. Step 6: Final answer
   x = 51,478.86