Finding the Fourth Proportional to 117,744.76, 162,488.85 and 64,030.28

Step by Step Solution

1. Step 1: Write the proportion equation
   117,744.76 : 162,488.85 = 64,030.28 : x
2. Step 2: Convert to fraction form
   117,744.76/162,488.85 = 64,030.28/x
3. Step 3: Cross multiply
   117,744.76x = 162,488.85 × 64,030.28
4. Step 4: Simplify right side
   117,744.76x = 10,404,206,562.38
5. Step 5: Solve for x
   x = 10,404,206,562.38/117,744.76
6. Step 6: Final answer
   x = 88,362.38