Finding the Fourth Proportional to 32,477.61, 48,717.78 and 10,290.49

Step by Step Solution

1. Step 1: Write the proportion equation
   32,477.61 : 48,717.78 = 10,290.49 : x
2. Step 2: Convert to fraction form
   32,477.61/48,717.78 = 10,290.49/x
3. Step 3: Cross multiply
   32,477.61x = 48,717.78 × 10,290.49
4. Step 4: Simplify right side
   32,477.61x = 501,329,970.51
5. Step 5: Solve for x
   x = 501,329,970.51/32,477.61
6. Step 6: Final answer
   x = 15,436.17