Finding the Fourth Proportional to 234,573.89, 323,704.10 and 139,023.86

Step by Step Solution

1. Step 1: Write the proportion equation
   234,573.89 : 323,704.10 = 139,023.86 : x
2. Step 2: Convert to fraction form
   234,573.89/323,704.10 = 139,023.86/x
3. Step 3: Cross multiply
   234,573.89x = 323,704.10 × 139,023.86
4. Step 4: Simplify right side
   234,573.89x = 45,002,592,784.71
5. Step 5: Solve for x
   x = 45,002,592,784.71/234,573.89
6. Step 6: Final answer
   x = 191,848.26