Finding the Fourth Proportional to 49,886.32, 68,685.96 and 42,316.96

Step by Step Solution

1. Step 1: Write the proportion equation
   49,886.32 : 68,685.96 = 42,316.96 : x
2. Step 2: Convert to fraction form
   49,886.32/68,685.96 = 42,316.96/x
3. Step 3: Cross multiply
   49,886.32x = 68,685.96 × 42,316.96
4. Step 4: Simplify right side
   49,886.32x = 2,906,581,021.88
5. Step 5: Solve for x
   x = 2,906,581,021.88/49,886.32
6. Step 6: Final answer
   x = 58,264.09