Finding the Fourth Proportional to 42,622.28, 63,936.34 and 14,535

Step by Step Solution

1. Step 1: Write the proportion equation
   42,622.28 : 63,936.34 = 14,535 : x
2. Step 2: Convert to fraction form
   42,622.28/63,936.34 = 14,535/x
3. Step 3: Cross multiply
   42,622.28x = 63,936.34 × 14,535
4. Step 4: Simplify right side
   42,622.28x = 929,314,701.90
5. Step 5: Solve for x
   x = 929,314,701.90/42,622.28
6. Step 6: Final answer
   x = 21,803.50