Finding the Fourth Proportional to 65,677.31, 90,634.79 and 37,383

Step by Step Solution

1. Step 1: Write the proportion equation
   65,677.31 : 90,634.79 = 37,383 : x
2. Step 2: Convert to fraction form
   65,677.31/90,634.79 = 37,383/x
3. Step 3: Cross multiply
   65,677.31x = 90,634.79 × 37,383
4. Step 4: Simplify right side
   65,677.31x = 3,388,200,354.57
5. Step 5: Solve for x
   x = 3,388,200,354.57/65,677.31
6. Step 6: Final answer
   x = 51,588.60