Finding the Fourth Proportional to 23,314.19, 34,978.24 and 21,921.71

Step by Step Solution

1. Step 1: Write the proportion equation
   23,314.19 : 34,978.24 = 21,921.71 : x
2. Step 2: Convert to fraction form
   23,314.19/34,978.24 = 21,921.71/x
3. Step 3: Cross multiply
   23,314.19x = 34,978.24 × 21,921.71
4. Step 4: Simplify right side
   23,314.19x = 766,782,833.59
5. Step 5: Solve for x
   x = 766,782,833.59/23,314.19
6. Step 6: Final answer
   x = 32,889.10