Finding the Fourth Proportional to 74,796.89, 103,219.70 and 42,965.78

Step by Step Solution

1. Step 1: Write the proportion equation
   74,796.89 : 103,219.70 = 42,965.78 : x
2. Step 2: Convert to fraction form
   74,796.89/103,219.70 = 42,965.78/x
3. Step 3: Cross multiply
   74,796.89x = 103,219.70 × 42,965.78
4. Step 4: Simplify right side
   74,796.89x = 4,434,914,190.94
5. Step 5: Solve for x
   x = 4,434,914,190.94/74,796.89
6. Step 6: Final answer
   x = 59,292.77