Finding the Fourth Proportional to 196,427.25, 271,069.61 and 107,003.25

Step by Step Solution

1. Step 1: Write the proportion equation
   196,427.25 : 271,069.61 = 107,003.25 : x
2. Step 2: Convert to fraction form
   196,427.25/271,069.61 = 107,003.25/x
3. Step 3: Cross multiply
   196,427.25x = 271,069.61 × 107,003.25
4. Step 4: Simplify right side
   196,427.25x = 29,005,328,711.22
5. Step 5: Solve for x
   x = 29,005,328,711.22/196,427.25
6. Step 6: Final answer
   x = 147,664.49