Finding the Fourth Proportional to 62,977.71, 86,926.59 and 42,868.26

Step by Step Solution

1. Step 1: Write the proportion equation
   62,977.71 : 86,926.59 = 42,868.26 : x
2. Step 2: Convert to fraction form
   62,977.71/86,926.59 = 42,868.26/x
3. Step 3: Cross multiply
   62,977.71x = 86,926.59 × 42,868.26
4. Step 4: Simplify right side
   62,977.71x = 3,726,391,661.03
5. Step 5: Solve for x
   x = 3,726,391,661.03/62,977.71
6. Step 6: Final answer
   x = 59,170.01