Finding the Fourth Proportional to 21,426.32, 32,084.10 and 14,783.30

Step by Step Solution

1. Step 1: Write the proportion equation
   21,426.32 : 32,084.10 = 14,783.30 : x
2. Step 2: Convert to fraction form
   21,426.32/32,084.10 = 14,783.30/x
3. Step 3: Cross multiply
   21,426.32x = 32,084.10 × 14,783.30
4. Step 4: Simplify right side
   21,426.32x = 474,308,875.53
5. Step 5: Solve for x
   x = 474,308,875.53/21,426.32
6. Step 6: Final answer
   x = 22,136.74