Finding the Fourth Proportional to 117,753.84, 162,498.62 and 64,039.30

Step by Step Solution

1. Step 1: Write the proportion equation
   117,753.84 : 162,498.62 = 64,039.30 : x
2. Step 2: Convert to fraction form
   117,753.84/162,498.62 = 64,039.30/x
3. Step 3: Cross multiply
   117,753.84x = 162,498.62 × 64,039.30
4. Step 4: Simplify right side
   117,753.84x = 10,406,297,629.62
5. Step 5: Solve for x
   x = 10,406,297,629.62/117,753.84
6. Step 6: Final answer
   x = 88,373.32