Finding the Fourth Proportional to 25,602.10, 38,409.62 and 7,134.10

Step by Step Solution

1. Step 1: Write the proportion equation
   25,602.10 : 38,409.62 = 7,134.10 : x
2. Step 2: Convert to fraction form
   25,602.10/38,409.62 = 7,134.10/x
3. Step 3: Cross multiply
   25,602.10x = 38,409.62 × 7,134.10
4. Step 4: Simplify right side
   25,602.10x = 274,017,895.83
5. Step 5: Solve for x
   x = 274,017,895.83/25,602.10
6. Step 6: Final answer
   x = 10,702.95