Finding the Fourth Proportional to 146,404.34, 219,188.14 and 137,104.19

Step by Step Solution

1. Step 1: Write the proportion equation
   146,404.34 : 219,188.14 = 137,104.19 : x
2. Step 2: Convert to fraction form
   146,404.34/219,188.14 = 137,104.19/x
3. Step 3: Cross multiply
   146,404.34x = 219,188.14 × 137,104.19
4. Step 4: Simplify right side
   146,404.34x = 30,051,610,953.61
5. Step 5: Solve for x
   x = 30,051,610,953.61/146,404.34
6. Step 6: Final answer
   x = 205,264.49