Finding the Fourth Proportional to 109,502.14, 164,228.10 and 30,621.91

Step by Step Solution

1. Step 1: Write the proportion equation
   109,502.14 : 164,228.10 = 30,621.91 : x
2. Step 2: Convert to fraction form
   109,502.14/164,228.10 = 30,621.91/x
3. Step 3: Cross multiply
   109,502.14x = 164,228.10 × 30,621.91
4. Step 4: Simplify right side
   109,502.14x = 5,028,978,097.67
5. Step 5: Solve for x
   x = 5,028,978,097.67/109,502.14
6. Step 6: Final answer
   x = 45,925.84