Finding the Fourth Proportional to 32,980.53, 45,510.98 and 21,042.59

Step by Step Solution

1. Step 1: Write the proportion equation
   32,980.53 : 45,510.98 = 21,042.59 : x
2. Step 2: Convert to fraction form
   32,980.53/45,510.98 = 21,042.59/x
3. Step 3: Cross multiply
   32,980.53x = 45,510.98 × 21,042.59
4. Step 4: Simplify right side
   32,980.53x = 957,668,559.87
5. Step 5: Solve for x
   x = 957,668,559.87/32,980.53
6. Step 6: Final answer
   x = 29,037.39