Finding the Fourth Proportional to 74,800.89, 103,234.37 and 42,969.71

Step by Step Solution

1. Step 1: Write the proportion equation
   74,800.89 : 103,234.37 = 42,969.71 : x
2. Step 2: Convert to fraction form
   74,800.89/103,234.37 = 42,969.71/x
3. Step 3: Cross multiply
   74,800.89x = 103,234.37 × 42,969.71
4. Step 4: Simplify right side
   74,800.89x = 4,435,950,984.17
5. Step 5: Solve for x
   x = 4,435,950,984.17/74,800.89
6. Step 6: Final answer
   x = 59,303.45