Finding the Fourth Proportional to 42,148.98, 63,254.59 and 19,962.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,148.98 : 63,254.59 = 19,962.34 : x
2. Step 2: Convert to fraction form
   42,148.98/63,254.59 = 19,962.34/x
3. Step 3: Cross multiply
   42,148.98x = 63,254.59 × 19,962.34
4. Step 4: Simplify right side
   42,148.98x = 1,262,709,424.10
5. Step 5: Solve for x
   x = 1,262,709,424.10/42,148.98
6. Step 6: Final answer
   x = 29,958.24