Finding the Fourth Proportional to 322,560.72, 483,847.78 and 117,388.34

Step by Step Solution

1. Step 1: Write the proportion equation
   322,560.72 : 483,847.78 = 117,388.34 : x
2. Step 2: Convert to fraction form
   322,560.72/483,847.78 = 117,388.34/x
3. Step 3: Cross multiply
   322,560.72x = 483,847.78 × 117,388.34
4. Step 4: Simplify right side
   322,560.72x = 56,798,087,706.89
5. Step 5: Solve for x
   x = 56,798,087,706.89/322,560.72
6. Step 6: Final answer
   x = 176,084.95