Finding the Fourth Proportional to 82,905.58, 114,377.22 and 51,019.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,905.58 : 114,377.22 = 51,019.12 : x
2. Step 2: Convert to fraction form
   82,905.58/114,377.22 = 51,019.12/x
3. Step 3: Cross multiply
   82,905.58x = 114,377.22 × 51,019.12
4. Step 4: Simplify right side
   82,905.58x = 5,835,424,826.50
5. Step 5: Solve for x
   x = 5,835,424,826.50/82,905.58
6. Step 6: Final answer
   x = 70,386.40