Finding the Fourth Proportional to 34,111.31, 51,173.83 and 14,389.79

Step by Step Solution

1. Step 1: Write the proportion equation
   34,111.31 : 51,173.83 = 14,389.79 : x
2. Step 2: Convert to fraction form
   34,111.31/51,173.83 = 14,389.79/x
3. Step 3: Cross multiply
   34,111.31x = 51,173.83 × 14,389.79
4. Step 4: Simplify right side
   34,111.31x = 736,380,348.37
5. Step 5: Solve for x
   x = 736,380,348.37/34,111.31
6. Step 6: Final answer
   x = 21,587.57