Finding the Fourth Proportional to 118,057.25, 162,914.18 and 64,341.06

Step by Step Solution

1. Step 1: Write the proportion equation
   118,057.25 : 162,914.18 = 64,341.06 : x
2. Step 2: Convert to fraction form
   118,057.25/162,914.18 = 64,341.06/x
3. Step 3: Cross multiply
   118,057.25x = 162,914.18 × 64,341.06
4. Step 4: Simplify right side
   118,057.25x = 10,482,070,708.53
5. Step 5: Solve for x
   x = 10,482,070,708.53/118,057.25
6. Step 6: Final answer
   x = 88,788.03