Finding the Fourth Proportional to 109,407.93, 164,139.57 and 30,522.12

Step by Step Solution

1. Step 1: Write the proportion equation
   109,407.93 : 164,139.57 = 30,522.12 : x
2. Step 2: Convert to fraction form
   109,407.93/164,139.57 = 30,522.12/x
3. Step 3: Cross multiply
   109,407.93x = 164,139.57 × 30,522.12
4. Step 4: Simplify right side
   109,407.93x = 5,009,887,652.29
5. Step 5: Solve for x
   x = 5,009,887,652.29/109,407.93
6. Step 6: Final answer
   x = 45,790.90