Finding the Fourth Proportional to 44,978.84, 62,089.28 and 30,685.85

Step by Step Solution

1. Step 1: Write the proportion equation
   44,978.84 : 62,089.28 = 30,685.85 : x
2. Step 2: Convert to fraction form
   44,978.84/62,089.28 = 30,685.85/x
3. Step 3: Cross multiply
   44,978.84x = 62,089.28 × 30,685.85
4. Step 4: Simplify right side
   44,978.84x = 1,905,262,564.63
5. Step 5: Solve for x
   x = 1,905,262,564.63/44,978.84
6. Step 6: Final answer
   x = 42,359.08