Finding the Fourth Proportional to 42,978.74, 64,505.00 and 24,277.14

Step by Step Solution

1. Step 1: Write the proportion equation
   42,978.74 : 64,505.00 = 24,277.14 : x
2. Step 2: Convert to fraction form
   42,978.74/64,505.00 = 24,277.14/x
3. Step 3: Cross multiply
   42,978.74x = 64,505.00 × 24,277.14
4. Step 4: Simplify right side
   42,978.74x = 1,565,996,976.39
5. Step 5: Solve for x
   x = 1,565,996,976.39/42,978.74
6. Step 6: Final answer
   x = 36,436.55