Finding the Fourth Proportional to 117,833.42, 162,607.46 and 64,118.58

Step by Step Solution

1. Step 1: Write the proportion equation
   117,833.42 : 162,607.46 = 64,118.58 : x
2. Step 2: Convert to fraction form
   117,833.42/162,607.46 = 64,118.58/x
3. Step 3: Cross multiply
   117,833.42x = 162,607.46 × 64,118.58
4. Step 4: Simplify right side
   117,833.42x = 10,426,159,112.01
5. Step 5: Solve for x
   x = 10,426,159,112.01/117,833.42
6. Step 6: Final answer
   x = 88,482.19