Finding the Fourth Proportional to 103,036.33, 154,288.34 and 71,113.94

Step by Step Solution

1. Step 1: Write the proportion equation
   103,036.33 : 154,288.34 = 71,113.94 : x
2. Step 2: Convert to fraction form
   103,036.33/154,288.34 = 71,113.94/x
3. Step 3: Cross multiply
   103,036.33x = 154,288.34 × 71,113.94
4. Step 4: Simplify right side
   103,036.33x = 10,972,051,753.46
5. Step 5: Solve for x
   x = 10,972,051,753.46/103,036.33
6. Step 6: Final answer
   x = 106,487.21