Finding the Fourth Proportional to 49,455.34, 68,210.72 and 42,568.23

Step by Step Solution

1. Step 1: Write the proportion equation
   49,455.34 : 68,210.72 = 42,568.23 : x
2. Step 2: Convert to fraction form
   49,455.34/68,210.72 = 42,568.23/x
3. Step 3: Cross multiply
   49,455.34x = 68,210.72 × 42,568.23
4. Step 4: Simplify right side
   49,455.34x = 2,903,609,606.71
5. Step 5: Solve for x
   x = 2,903,609,606.71/49,455.34
6. Step 6: Final answer
   x = 58,711.75