Finding the Fourth Proportional to 42,498.72, 63,748.16 and 14,796.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,498.72 : 63,748.16 = 14,796.80 : x
2. Step 2: Convert to fraction form
   42,498.72/63,748.16 = 14,796.80/x
3. Step 3: Cross multiply
   42,498.72x = 63,748.16 × 14,796.80
4. Step 4: Simplify right side
   42,498.72x = 943,268,773.89
5. Step 5: Solve for x
   x = 943,268,773.89/42,498.72
6. Step 6: Final answer
   x = 22,195.23