Finding the Fourth Proportional to 117,832.96, 162,608.71 and 64,118.18

Step by Step Solution

1. Step 1: Write the proportion equation
   117,832.96 : 162,608.71 = 64,118.18 : x
2. Step 2: Convert to fraction form
   117,832.96/162,608.71 = 64,118.18/x
3. Step 3: Cross multiply
   117,832.96x = 162,608.71 × 64,118.18
4. Step 4: Simplify right side
   117,832.96x = 10,426,174,537.35
5. Step 5: Solve for x
   x = 10,426,174,537.35/117,832.96
6. Step 6: Final answer
   x = 88,482.67