Finding the Fourth Proportional to 89,327.51, 123,189.68 and 60,690.04

Step by Step Solution

1. Step 1: Write the proportion equation
   89,327.51 : 123,189.68 = 60,690.04 : x
2. Step 2: Convert to fraction form
   89,327.51/123,189.68 = 60,690.04/x
3. Step 3: Cross multiply
   89,327.51x = 123,189.68 × 60,690.04
4. Step 4: Simplify right side
   89,327.51x = 7,476,385,990.84
5. Step 5: Solve for x
   x = 7,476,385,990.84/89,327.51
6. Step 6: Final answer
   x = 83,696.34