Finding the Fourth Proportional to 139,776.32, 209,489.46 and 110,076.86

Step by Step Solution

1. Step 1: Write the proportion equation
   139,776.32 : 209,489.46 = 110,076.86 : x
2. Step 2: Convert to fraction form
   139,776.32/209,489.46 = 110,076.86/x
3. Step 3: Cross multiply
   139,776.32x = 209,489.46 × 110,076.86
4. Step 4: Simplify right side
   139,776.32x = 23,059,941,959.90
5. Step 5: Solve for x
   x = 23,059,941,959.90/139,776.32
6. Step 6: Final answer
   x = 164,977.46