Finding the Fourth Proportional to 45,128.48, 62,279.59 and 24,987.57

Step by Step Solution

1. Step 1: Write the proportion equation
   45,128.48 : 62,279.59 = 24,987.57 : x
2. Step 2: Convert to fraction form
   45,128.48/62,279.59 = 24,987.57/x
3. Step 3: Cross multiply
   45,128.48x = 62,279.59 × 24,987.57
4. Step 4: Simplify right side
   45,128.48x = 1,556,215,715.85
5. Step 5: Solve for x
   x = 1,556,215,715.85/45,128.48
6. Step 6: Final answer
   x = 34,484.12