Finding the Fourth Proportional to 42,050.88, 63,070.23 and 13,584.03

Step by Step Solution

1. Step 1: Write the proportion equation
   42,050.88 : 63,070.23 = 13,584.03 : x
2. Step 2: Convert to fraction form
   42,050.88/63,070.23 = 13,584.03/x
3. Step 3: Cross multiply
   42,050.88x = 63,070.23 × 13,584.03
4. Step 4: Simplify right side
   42,050.88x = 856,747,896.43
5. Step 5: Solve for x
   x = 856,747,896.43/42,050.88
6. Step 6: Final answer
   x = 20,374.08