Finding the Fourth Proportional to 49,777.82, 74,491.25 and 31,066.61

Step by Step Solution

1. Step 1: Write the proportion equation
   49,777.82 : 74,491.25 = 31,066.61 : x
2. Step 2: Convert to fraction form
   49,777.82/74,491.25 = 31,066.61/x
3. Step 3: Cross multiply
   49,777.82x = 74,491.25 × 31,066.61
4. Step 4: Simplify right side
   49,777.82x = 2,314,190,876.06
5. Step 5: Solve for x
   x = 2,314,190,876.06/49,777.82
6. Step 6: Final answer
   x = 46,490.41