Finding the Fourth Proportional to 123,325.56, 170,190.06 and 72,327.93

Step by Step Solution

1. Step 1: Write the proportion equation
   123,325.56 : 170,190.06 = 72,327.93 : x
2. Step 2: Convert to fraction form
   123,325.56/170,190.06 = 72,327.93/x
3. Step 3: Cross multiply
   123,325.56x = 170,190.06 × 72,327.93
4. Step 4: Simplify right side
   123,325.56x = 12,309,494,746.38
5. Step 5: Solve for x
   x = 12,309,494,746.38/123,325.56
6. Step 6: Final answer
   x = 99,813.01