Finding the Fourth Proportional to 69,261.57, 103,819.86 and 39,238.34

Step by Step Solution

1. Step 1: Write the proportion equation
   69,261.57 : 103,819.86 = 39,238.34 : x
2. Step 2: Convert to fraction form
   69,261.57/103,819.86 = 39,238.34/x
3. Step 3: Cross multiply
   69,261.57x = 103,819.86 × 39,238.34
4. Step 4: Simplify right side
   69,261.57x = 4,073,718,446.33
5. Step 5: Solve for x
   x = 4,073,718,446.33/69,261.57
6. Step 6: Final answer
   x = 58,816.43