Finding the Fourth Proportional to 42,492.50, 63,738.84 and 14,790.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,492.50 : 63,738.84 = 14,790.50 : x
2. Step 2: Convert to fraction form
   42,492.50/63,738.84 = 14,790.50/x
3. Step 3: Cross multiply
   42,492.50x = 63,738.84 × 14,790.50
4. Step 4: Simplify right side
   42,492.50x = 942,729,313.02
5. Step 5: Solve for x
   x = 942,729,313.02/42,492.50
6. Step 6: Final answer
   x = 22,185.78