Finding the Fourth Proportional to 118,464.56, 177,779.86 and 68,475.88

Step by Step Solution

1. Step 1: Write the proportion equation
   118,464.56 : 177,779.86 = 68,475.88 : x
2. Step 2: Convert to fraction form
   118,464.56/177,779.86 = 68,475.88/x
3. Step 3: Cross multiply
   118,464.56x = 177,779.86 × 68,475.88
4. Step 4: Simplify right side
   118,464.56x = 12,173,632,359.78
5. Step 5: Solve for x
   x = 12,173,632,359.78/118,464.56
6. Step 6: Final answer
   x = 102,761.81