Finding the Fourth Proportional to 69,395.94, 103,853.34 and 42,730.03

Step by Step Solution

1. Step 1: Write the proportion equation
   69,395.94 : 103,853.34 = 42,730.03 : x
2. Step 2: Convert to fraction form
   69,395.94/103,853.34 = 42,730.03/x
3. Step 3: Cross multiply
   69,395.94x = 103,853.34 × 42,730.03
4. Step 4: Simplify right side
   69,395.94x = 4,437,656,463.62
5. Step 5: Solve for x
   x = 4,437,656,463.62/69,395.94
6. Step 6: Final answer
   x = 63,946.92