Finding the Fourth Proportional to 42,627.16, 63,949.88 and 13,043.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,627.16 : 63,949.88 = 13,043.98 : x
2. Step 2: Convert to fraction form
   42,627.16/63,949.88 = 13,043.98/x
3. Step 3: Cross multiply
   42,627.16x = 63,949.88 × 13,043.98
4. Step 4: Simplify right side
   42,627.16x = 834,160,955.72
5. Step 5: Solve for x
   x = 834,160,955.72/42,627.16
6. Step 6: Final answer
   x = 19,568.77