Finding the Fourth Proportional to 89,404.02, 123,415.38 and 60,338.70

Step by Step Solution

1. Step 1: Write the proportion equation
   89,404.02 : 123,415.38 = 60,338.70 : x
2. Step 2: Convert to fraction form
   89,404.02/123,415.38 = 60,338.70/x
3. Step 3: Cross multiply
   89,404.02x = 123,415.38 × 60,338.70
4. Step 4: Simplify right side
   89,404.02x = 7,446,723,589.21
5. Step 5: Solve for x
   x = 7,446,723,589.21/89,404.02
6. Step 6: Final answer
   x = 83,292.94