Finding the Fourth Proportional to 164,434.86, 246,678.12 and 69,665.31

Step by Step Solution

1. Step 1: Write the proportion equation
   164,434.86 : 246,678.12 = 69,665.31 : x
2. Step 2: Convert to fraction form
   164,434.86/246,678.12 = 69,665.31/x
3. Step 3: Cross multiply
   164,434.86x = 246,678.12 × 69,665.31
4. Step 4: Simplify right side
   164,434.86x = 17,184,907,700.02
5. Step 5: Solve for x
   x = 17,184,907,700.02/164,434.86
6. Step 6: Final answer
   x = 104,508.91