Finding the Fourth Proportional to 42,807.44, 64,124.12 and 34,938

Step by Step Solution

1. Step 1: Write the proportion equation
   42,807.44 : 64,124.12 = 34,938 : x
2. Step 2: Convert to fraction form
   42,807.44/64,124.12 = 34,938/x
3. Step 3: Cross multiply
   42,807.44x = 64,124.12 × 34,938
4. Step 4: Simplify right side
   42,807.44x = 2,240,368,504.56
5. Step 5: Solve for x
   x = 2,240,368,504.56/42,807.44
6. Step 6: Final answer
   x = 52,335.96