Finding the Fourth Proportional to 247,498.78, 341,546.30 and 134,321.52

Step by Step Solution

1. Step 1: Write the proportion equation
   247,498.78 : 341,546.30 = 134,321.52 : x
2. Step 2: Convert to fraction form
   247,498.78/341,546.30 = 134,321.52/x
3. Step 3: Cross multiply
   247,498.78x = 341,546.30 × 134,321.52
4. Step 4: Simplify right side
   247,498.78x = 45,877,018,166.38
5. Step 5: Solve for x
   x = 45,877,018,166.38/247,498.78
6. Step 6: Final answer
   x = 185,362.60