Finding the Fourth Proportional to 117,399, 162,010.09 and 63,684.04

Step by Step Solution

1. Step 1: Write the proportion equation
   117,399 : 162,010.09 = 63,684.04 : x
2. Step 2: Convert to fraction form
   117,399/162,010.09 = 63,684.04/x
3. Step 3: Cross multiply
   117,399x = 162,010.09 × 63,684.04
4. Step 4: Simplify right side
   117,399x = 10,317,457,051.96
5. Step 5: Solve for x
   x = 10,317,457,051.96/117,399
6. Step 6: Final answer
   x = 87,883.69