Finding the Fourth Proportional to 69,036.16, 103,685.52 and 42,923.38

Step by Step Solution

1. Step 1: Write the proportion equation
   69,036.16 : 103,685.52 = 42,923.38 : x
2. Step 2: Convert to fraction form
   69,036.16/103,685.52 = 42,923.38/x
3. Step 3: Cross multiply
   69,036.16x = 103,685.52 × 42,923.38
4. Step 4: Simplify right side
   69,036.16x = 4,450,532,975.46
5. Step 5: Solve for x
   x = 4,450,532,975.46/69,036.16
6. Step 6: Final answer
   x = 64,466.69