Finding the Fourth Proportional to 123,065.84, 169,846.31 and 72,098.02

Step by Step Solution

1. Step 1: Write the proportion equation
   123,065.84 : 169,846.31 = 72,098.02 : x
2. Step 2: Convert to fraction form
   123,065.84/169,846.31 = 72,098.02/x
3. Step 3: Cross multiply
   123,065.84x = 169,846.31 × 72,098.02
4. Step 4: Simplify right side
   123,065.84x = 12,245,582,410.94
5. Step 5: Solve for x
   x = 12,245,582,410.94/123,065.84
6. Step 6: Final answer
   x = 99,504.32