Finding the Fourth Proportional to 89,348.58, 123,214.38 and 60,340.74

Step by Step Solution

1. Step 1: Write the proportion equation
   89,348.58 : 123,214.38 = 60,340.74 : x
2. Step 2: Convert to fraction form
   89,348.58/123,214.38 = 60,340.74/x
3. Step 3: Cross multiply
   89,348.58x = 123,214.38 × 60,340.74
4. Step 4: Simplify right side
   89,348.58x = 7,434,846,867.84
5. Step 5: Solve for x
   x = 7,434,846,867.84/89,348.58
6. Step 6: Final answer
   x = 83,211.70