Finding the Fourth Proportional to 23,152.74, 34,771.48 and 21,200.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,152.74 : 34,771.48 = 21,200.84 : x
2. Step 2: Convert to fraction form
   23,152.74/34,771.48 = 21,200.84/x
3. Step 3: Cross multiply
   23,152.74x = 34,771.48 × 21,200.84
4. Step 4: Simplify right side
   23,152.74x = 737,184,584.04
5. Step 5: Solve for x
   x = 737,184,584.04/23,152.74
6. Step 6: Final answer
   x = 31,840.06