Finding the Fourth Proportional to 49,903.32, 68,709.42 and 42,333.96

Step by Step Solution

1. Step 1: Write the proportion equation
   49,903.32 : 68,709.42 = 42,333.96 : x
2. Step 2: Convert to fraction form
   49,903.32/68,709.42 = 42,333.96/x
3. Step 3: Cross multiply
   49,903.32x = 68,709.42 × 42,333.96
4. Step 4: Simplify right side
   49,903.32x = 2,908,741,837.90
5. Step 5: Solve for x
   x = 2,908,741,837.90/49,903.32
6. Step 6: Final answer
   x = 58,287.54