Finding the Fourth Proportional to 89,270.84, 133,941.12 and 39,315.83

Step by Step Solution

1. Step 1: Write the proportion equation
   89,270.84 : 133,941.12 = 39,315.83 : x
2. Step 2: Convert to fraction form
   89,270.84/133,941.12 = 39,315.83/x
3. Step 3: Cross multiply
   89,270.84x = 133,941.12 × 39,315.83
4. Step 4: Simplify right side
   89,270.84x = 5,266,005,634.22
5. Step 5: Solve for x
   x = 5,266,005,634.22/89,270.84
6. Step 6: Final answer
   x = 58,989.09