Finding the Fourth Proportional to 109,716.21, 164,580.72 and 30,836.58

Step by Step Solution

1. Step 1: Write the proportion equation
   109,716.21 : 164,580.72 = 30,836.58 : x
2. Step 2: Convert to fraction form
   109,716.21/164,580.72 = 30,836.58/x
3. Step 3: Cross multiply
   109,716.21x = 164,580.72 × 30,836.58
4. Step 4: Simplify right side
   109,716.21x = 5,075,106,538.74
5. Step 5: Solve for x
   x = 5,075,106,538.74/109,716.21
6. Step 6: Final answer
   x = 46,256.67