Finding the Fourth Proportional to 250,069.50, 345,096.18 and 136,892.52

Step by Step Solution

1. Step 1: Write the proportion equation
   250,069.50 : 345,096.18 = 136,892.52 : x
2. Step 2: Convert to fraction form
   250,069.50/345,096.18 = 136,892.52/x
3. Step 3: Cross multiply
   250,069.50x = 345,096.18 × 136,892.52
4. Step 4: Simplify right side
   250,069.50x = 47,241,085,722.57
5. Step 5: Solve for x
   x = 47,241,085,722.57/250,069.50
6. Step 6: Final answer
   x = 188,911.83