Finding the Fourth Proportional to 264,796.76, 397,191.67 and 65,118.89

Step by Step Solution

1. Step 1: Write the proportion equation
   264,796.76 : 397,191.67 = 65,118.89 : x
2. Step 2: Convert to fraction form
   264,796.76/397,191.67 = 65,118.89/x
3. Step 3: Cross multiply
   264,796.76x = 397,191.67 × 65,118.89
4. Step 4: Simplify right side
   264,796.76x = 25,864,680,667.65
5. Step 5: Solve for x
   x = 25,864,680,667.65/264,796.76
6. Step 6: Final answer
   x = 97,677.48