Finding the Fourth Proportional to 32,870.99, 49,301.60 and 12,089.63

Step by Step Solution

1. Step 1: Write the proportion equation
   32,870.99 : 49,301.60 = 12,089.63 : x
2. Step 2: Convert to fraction form
   32,870.99/49,301.60 = 12,089.63/x
3. Step 3: Cross multiply
   32,870.99x = 49,301.60 × 12,089.63
4. Step 4: Simplify right side
   32,870.99x = 596,037,795.45
5. Step 5: Solve for x
   x = 596,037,795.45/32,870.99
6. Step 6: Final answer
   x = 18,132.64