Finding the Fourth Proportional to 139,526.46, 209,287.98 and 34,346.34

Step by Step Solution

1. Step 1: Write the proportion equation
   139,526.46 : 209,287.98 = 34,346.34 : x
2. Step 2: Convert to fraction form
   139,526.46/209,287.98 = 34,346.34/x
3. Step 3: Cross multiply
   139,526.46x = 209,287.98 × 34,346.34
4. Step 4: Simplify right side
   139,526.46x = 7,188,276,118.99
5. Step 5: Solve for x
   x = 7,188,276,118.99/139,526.46
6. Step 6: Final answer
   x = 51,519.09