Finding the Fourth Proportional to 42,314.13, 63,404.42 and 15,623.37

Step by Step Solution

1. Step 1: Write the proportion equation
   42,314.13 : 63,404.42 = 15,623.37 : x
2. Step 2: Convert to fraction form
   42,314.13/63,404.42 = 15,623.37/x
3. Step 3: Cross multiply
   42,314.13x = 63,404.42 × 15,623.37
4. Step 4: Simplify right side
   42,314.13x = 990,590,635.18
5. Step 5: Solve for x
   x = 990,590,635.18/42,314.13
6. Step 6: Final answer
   x = 23,410.40