Finding the Fourth Proportional to 34,084.21, 51,155.84 and 34,005.40

Step by Step Solution

1. Step 1: Write the proportion equation
   34,084.21 : 51,155.84 = 34,005.40 : x
2. Step 2: Convert to fraction form
   34,084.21/51,155.84 = 34,005.40/x
3. Step 3: Cross multiply
   34,084.21x = 51,155.84 × 34,005.40
4. Step 4: Simplify right side
   34,084.21x = 1,739,574,801.54
5. Step 5: Solve for x
   x = 1,739,574,801.54/34,084.21
6. Step 6: Final answer
   x = 51,037.56