Finding the Fourth Proportional to 59,703.69, 89,481.71 and 30,129.98

Step by Step Solution

1. Step 1: Write the proportion equation
   59,703.69 : 89,481.71 = 30,129.98 : x
2. Step 2: Convert to fraction form
   59,703.69/89,481.71 = 30,129.98/x
3. Step 3: Cross multiply
   59,703.69x = 89,481.71 × 30,129.98
4. Step 4: Simplify right side
   59,703.69x = 2,696,082,132.67
5. Step 5: Solve for x
   x = 2,696,082,132.67/59,703.69
6. Step 6: Final answer
   x = 45,157.71