Finding the Fourth Proportional to 117,675.05, 162,392.56 and 63,960.06

Step by Step Solution

1. Step 1: Write the proportion equation
   117,675.05 : 162,392.56 = 63,960.06 : x
2. Step 2: Convert to fraction form
   117,675.05/162,392.56 = 63,960.06/x
3. Step 3: Cross multiply
   117,675.05x = 162,392.56 × 63,960.06
4. Step 4: Simplify right side
   117,675.05x = 10,386,637,881.15
5. Step 5: Solve for x
   x = 10,386,637,881.15/117,675.05
6. Step 6: Final answer
   x = 88,265.42