Finding the Fourth Proportional to 32,131.35, 48,196.86 and 21,435.09

Step by Step Solution

1. Step 1: Write the proportion equation
   32,131.35 : 48,196.86 = 21,435.09 : x
2. Step 2: Convert to fraction form
   32,131.35/48,196.86 = 21,435.09/x
3. Step 3: Cross multiply
   32,131.35x = 48,196.86 × 21,435.09
4. Step 4: Simplify right side
   32,131.35x = 1,033,104,031.82
5. Step 5: Solve for x
   x = 1,033,104,031.82/32,131.35
6. Step 6: Final answer
   x = 32,152.52