Finding the Fourth Proportional to 42,116.32, 63,261.90 and 33,412.12

Step by Step Solution

1. Step 1: Write the proportion equation
   42,116.32 : 63,261.90 = 33,412.12 : x
2. Step 2: Convert to fraction form
   42,116.32/63,261.90 = 33,412.12/x
3. Step 3: Cross multiply
   42,116.32x = 63,261.90 × 33,412.12
4. Step 4: Simplify right side
   42,116.32x = 2,113,714,194.23
5. Step 5: Solve for x
   x = 2,113,714,194.23/42,116.32
6. Step 6: Final answer
   x = 50,187.53