Finding the Fourth Proportional to 59,769.67, 89,669.63 and 42,922.03

Step by Step Solution

1. Step 1: Write the proportion equation
   59,769.67 : 89,669.63 = 42,922.03 : x
2. Step 2: Convert to fraction form
   59,769.67/89,669.63 = 42,922.03/x
3. Step 3: Cross multiply
   59,769.67x = 89,669.63 × 42,922.03
4. Step 4: Simplify right side
   59,769.67x = 3,848,802,548.95
5. Step 5: Solve for x
   x = 3,848,802,548.95/59,769.67
6. Step 6: Final answer
   x = 64,393.91