Finding the Fourth Proportional to 77,053.02, 115,416.04 and 50,304.49

Step by Step Solution

1. Step 1: Write the proportion equation
   77,053.02 : 115,416.04 = 50,304.49 : x
2. Step 2: Convert to fraction form
   77,053.02/115,416.04 = 50,304.49/x
3. Step 3: Cross multiply
   77,053.02x = 115,416.04 × 50,304.49
4. Step 4: Simplify right side
   77,053.02x = 5,805,945,359.25
5. Step 5: Solve for x
   x = 5,805,945,359.25/77,053.02
6. Step 6: Final answer
   x = 75,350.00