Finding the Fourth Proportional to 23,323.72, 32,108.06 and 21,078.76

Step by Step Solution

1. Step 1: Write the proportion equation
   23,323.72 : 32,108.06 = 21,078.76 : x
2. Step 2: Convert to fraction form
   23,323.72/32,108.06 = 21,078.76/x
3. Step 3: Cross multiply
   23,323.72x = 32,108.06 × 21,078.76
4. Step 4: Simplify right side
   23,323.72x = 676,798,090.81
5. Step 5: Solve for x
   x = 676,798,090.81/23,323.72
6. Step 6: Final answer
   x = 29,017.59