Finding the Fourth Proportional to 89,345.53, 123,291.23 and 49,059.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,345.53 : 123,291.23 = 49,059.10 : x
2. Step 2: Convert to fraction form
   89,345.53/123,291.23 = 49,059.10/x
3. Step 3: Cross multiply
   89,345.53x = 123,291.23 × 49,059.10
4. Step 4: Simplify right side
   89,345.53x = 6,048,556,781.69
5. Step 5: Solve for x
   x = 6,048,556,781.69/89,345.53
6. Step 6: Final answer
   x = 67,698.48