Finding the Fourth Proportional to 89,179.47, 123,071.55 and 53,362.62

Step by Step Solution

1. Step 1: Write the proportion equation
   89,179.47 : 123,071.55 = 53,362.62 : x
2. Step 2: Convert to fraction form
   89,179.47/123,071.55 = 53,362.62/x
3. Step 3: Cross multiply
   89,179.47x = 123,071.55 × 53,362.62
4. Step 4: Simplify right side
   89,179.47x = 6,567,420,355.46
5. Step 5: Solve for x
   x = 6,567,420,355.46/89,179.47
6. Step 6: Final answer
   x = 73,642.74