Finding the Fourth Proportional to 35,098.31, 52,616.18 and 12,906.34

Step by Step Solution

1. Step 1: Write the proportion equation
   35,098.31 : 52,616.18 = 12,906.34 : x
2. Step 2: Convert to fraction form
   35,098.31/52,616.18 = 12,906.34/x
3. Step 3: Cross multiply
   35,098.31x = 52,616.18 × 12,906.34
4. Step 4: Simplify right side
   35,098.31x = 679,082,209.31
5. Step 5: Solve for x
   x = 679,082,209.31/35,098.31
6. Step 6: Final answer
   x = 19,348.00