Finding the Fourth Proportional to 117,666, 162,379.08 and 64,674

Step by Step Solution

1. Step 1: Write the proportion equation
   117,666 : 162,379.08 = 64,674 : x
2. Step 2: Convert to fraction form
   117,666/162,379.08 = 64,674/x
3. Step 3: Cross multiply
   117,666x = 162,379.08 × 64,674
4. Step 4: Simplify right side
   117,666x = 10,501,704,619.92
5. Step 5: Solve for x
   x = 10,501,704,619.92/117,666
6. Step 6: Final answer
   x = 89,250.12