Finding the Fourth Proportional to 65,988.63, 91,066.46 and 37,309.14

Step by Step Solution

1. Step 1: Write the proportion equation
   65,988.63 : 91,066.46 = 37,309.14 : x
2. Step 2: Convert to fraction form
   65,988.63/91,066.46 = 37,309.14/x
3. Step 3: Cross multiply
   65,988.63x = 91,066.46 × 37,309.14
4. Step 4: Simplify right side
   65,988.63x = 3,397,611,118.90
5. Step 5: Solve for x
   x = 3,397,611,118.90/65,988.63
6. Step 6: Final answer
   x = 51,487.83