Finding the Fourth Proportional to 23,290.82, 34,917.78 and 21,703.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,290.82 : 34,917.78 = 21,703.88 : x
2. Step 2: Convert to fraction form
   23,290.82/34,917.78 = 21,703.88/x
3. Step 3: Cross multiply
   23,290.82x = 34,917.78 × 21,703.88
4. Step 4: Simplify right side
   23,290.82x = 757,851,475.67
5. Step 5: Solve for x
   x = 757,851,475.67/23,290.82
6. Step 6: Final answer
   x = 32,538.63