Finding the Fourth Proportional to 118,057.17, 162,914.15 and 64,341.03

Step by Step Solution

1. Step 1: Write the proportion equation
   118,057.17 : 162,914.15 = 64,341.03 : x
2. Step 2: Convert to fraction form
   118,057.17/162,914.15 = 64,341.03/x
3. Step 3: Cross multiply
   118,057.17x = 162,914.15 × 64,341.03
4. Step 4: Simplify right side
   118,057.17x = 10,482,063,890.87
5. Step 5: Solve for x
   x = 10,482,063,890.87/118,057.17
6. Step 6: Final answer
   x = 88,788.04