Finding the Fourth Proportional to 109,402.50, 164,103.72 and 34,530.15

Step by Step Solution

1. Step 1: Write the proportion equation
   109,402.50 : 164,103.72 = 34,530.15 : x
2. Step 2: Convert to fraction form
   109,402.50/164,103.72 = 34,530.15/x
3. Step 3: Cross multiply
   109,402.50x = 164,103.72 × 34,530.15
4. Step 4: Simplify right side
   109,402.50x = 5,666,526,067.16
5. Step 5: Solve for x
   x = 5,666,526,067.16/109,402.50
6. Step 6: Final answer
   x = 51,795.22