Finding the Fourth Proportional to 71,392.37, 107,093.86 and 21,468.47

Step by Step Solution

1. Step 1: Write the proportion equation
   71,392.37 : 107,093.86 = 21,468.47 : x
2. Step 2: Convert to fraction form
   71,392.37/107,093.86 = 21,468.47/x
3. Step 3: Cross multiply
   71,392.37x = 107,093.86 × 21,468.47
4. Step 4: Simplify right side
   71,392.37x = 2,299,140,731.45
5. Step 5: Solve for x
   x = 2,299,140,731.45/71,392.37
6. Step 6: Final answer
   x = 32,204.29