Finding the Fourth Proportional to 83,826.98, 115,672.47 and 48,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,826.98 : 115,672.47 = 48,018.50 : x
2. Step 2: Convert to fraction form
   83,826.98/115,672.47 = 48,018.50/x
3. Step 3: Cross multiply
   83,826.98x = 115,672.47 × 48,018.50
4. Step 4: Simplify right side
   83,826.98x = 5,554,417,922.33
5. Step 5: Solve for x
   x = 5,554,417,922.33/83,826.98
6. Step 6: Final answer
   x = 66,260.51