Finding the Fourth Proportional to 42,090.29, 63,087.74 and 14,003.74

Step by Step Solution

1. Step 1: Write the proportion equation
   42,090.29 : 63,087.74 = 14,003.74 : x
2. Step 2: Convert to fraction form
   42,090.29/63,087.74 = 14,003.74/x
3. Step 3: Cross multiply
   42,090.29x = 63,087.74 × 14,003.74
4. Step 4: Simplify right side
   42,090.29x = 883,464,308.15
5. Step 5: Solve for x
   x = 883,464,308.15/42,090.29
6. Step 6: Final answer
   x = 20,989.74