Finding the Fourth Proportional to 37,069.31, 55,580.60 and 31,448.94

Step by Step Solution

1. Step 1: Write the proportion equation
   37,069.31 : 55,580.60 = 31,448.94 : x
2. Step 2: Convert to fraction form
   37,069.31/55,580.60 = 31,448.94/x
3. Step 3: Cross multiply
   37,069.31x = 55,580.60 × 31,448.94
4. Step 4: Simplify right side
   37,069.31x = 1,747,950,954.56
5. Step 5: Solve for x
   x = 1,747,950,954.56/37,069.31
6. Step 6: Final answer
   x = 47,153.59