Finding the Fourth Proportional to 32,492.80, 48,710.40 and 21,404.80

Step by Step Solution

1. Step 1: Write the proportion equation
   32,492.80 : 48,710.40 = 21,404.80 : x
2. Step 2: Convert to fraction form
   32,492.80/48,710.40 = 21,404.80/x
3. Step 3: Cross multiply
   32,492.80x = 48,710.40 × 21,404.80
4. Step 4: Simplify right side
   32,492.80x = 1,042,636,369.92
5. Step 5: Solve for x
   x = 1,042,636,369.92/32,492.80
6. Step 6: Final answer
   x = 32,088.23