Finding the Fourth Proportional to 83,510.82, 115,250.94 and 51,698.16

Step by Step Solution

1. Step 1: Write the proportion equation
   83,510.82 : 115,250.94 = 51,698.16 : x
2. Step 2: Convert to fraction form
   83,510.82/115,250.94 = 51,698.16/x
3. Step 3: Cross multiply
   83,510.82x = 115,250.94 × 51,698.16
4. Step 4: Simplify right side
   83,510.82x = 5,958,261,536.27
5. Step 5: Solve for x
   x = 5,958,261,536.27/83,510.82
6. Step 6: Final answer
   x = 71,347.18