Finding the Fourth Proportional to 34,738.52, 47,941.53 and 21,131.88

Step by Step Solution

1. Step 1: Write the proportion equation
   34,738.52 : 47,941.53 = 21,131.88 : x
2. Step 2: Convert to fraction form
   34,738.52/47,941.53 = 21,131.88/x
3. Step 3: Cross multiply
   34,738.52x = 47,941.53 × 21,131.88
4. Step 4: Simplify right side
   34,738.52x = 1,013,094,553.32
5. Step 5: Solve for x
   x = 1,013,094,553.32/34,738.52
6. Step 6: Final answer
   x = 29,163.44