Finding the Fourth Proportional to 55,969.31, 83,544.45 and 49,326.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,969.31 : 83,544.45 = 49,326.50 : x
2. Step 2: Convert to fraction form
   55,969.31/83,544.45 = 49,326.50/x
3. Step 3: Cross multiply
   55,969.31x = 83,544.45 × 49,326.50
4. Step 4: Simplify right side
   55,969.31x = 4,120,954,895.20
5. Step 5: Solve for x
   x = 4,120,954,895.20/55,969.31
6. Step 6: Final answer
   x = 73,628.84