Finding the Fourth Proportional to 69,026.15, 103,463.49 and 39,379.34

Step by Step Solution

1. Step 1: Write the proportion equation
   69,026.15 : 103,463.49 = 39,379.34 : x
2. Step 2: Convert to fraction form
   69,026.15/103,463.49 = 39,379.34/x
3. Step 3: Cross multiply
   69,026.15x = 103,463.49 × 39,379.34
4. Step 4: Simplify right side
   69,026.15x = 4,074,323,950.30
5. Step 5: Solve for x
   x = 4,074,323,950.30/69,026.15
6. Step 6: Final answer
   x = 59,025.80