Finding the Fourth Proportional to 42,933.36, 64,415.37 and 26,100.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,933.36 : 64,415.37 = 26,100.62 : x
2. Step 2: Convert to fraction form
   42,933.36/64,415.37 = 26,100.62/x
3. Step 3: Cross multiply
   42,933.36x = 64,415.37 × 26,100.62
4. Step 4: Simplify right side
   42,933.36x = 1,681,280,772.45
5. Step 5: Solve for x
   x = 1,681,280,772.45/42,933.36
6. Step 6: Final answer
   x = 39,160.24