Finding the Fourth Proportional to 109,718.21, 164,583.72 and 30,838.58

Step by Step Solution

1. Step 1: Write the proportion equation
   109,718.21 : 164,583.72 = 30,838.58 : x
2. Step 2: Convert to fraction form
   109,718.21/164,583.72 = 30,838.58/x
3. Step 3: Cross multiply
   109,718.21x = 164,583.72 × 30,838.58
4. Step 4: Simplify right side
   109,718.21x = 5,075,528,215.92
5. Step 5: Solve for x
   x = 5,075,528,215.92/109,718.21
6. Step 6: Final answer
   x = 46,259.67