Finding the Fourth Proportional to 42,777.36, 64,403.82 and 37,062

Step by Step Solution

1. Step 1: Write the proportion equation
   42,777.36 : 64,403.82 = 37,062 : x
2. Step 2: Convert to fraction form
   42,777.36/64,403.82 = 37,062/x
3. Step 3: Cross multiply
   42,777.36x = 64,403.82 × 37,062
4. Step 4: Simplify right side
   42,777.36x = 2,386,934,376.84
5. Step 5: Solve for x
   x = 2,386,934,376.84/42,777.36
6. Step 6: Final answer
   x = 55,799.01