Finding the Fourth Proportional to 49,784.69, 74,599.25 and 31,277.81

Step by Step Solution

1. Step 1: Write the proportion equation
   49,784.69 : 74,599.25 = 31,277.81 : x
2. Step 2: Convert to fraction form
   49,784.69/74,599.25 = 31,277.81/x
3. Step 3: Cross multiply
   49,784.69x = 74,599.25 × 31,277.81
4. Step 4: Simplify right side
   49,784.69x = 2,333,301,197.75
5. Step 5: Solve for x
   x = 2,333,301,197.75/49,784.69
6. Step 6: Final answer
   x = 46,867.84