Finding the Fourth Proportional to 341,200.50, 470,856.69 and 190,297.50

Step by Step Solution

1. Step 1: Write the proportion equation
   341,200.50 : 470,856.69 = 190,297.50 : x
2. Step 2: Convert to fraction form
   341,200.50/470,856.69 = 190,297.50/x
3. Step 3: Cross multiply
   341,200.50x = 470,856.69 × 190,297.50
4. Step 4: Simplify right side
   341,200.50x = 89,602,850,965.28
5. Step 5: Solve for x
   x = 89,602,850,965.28/341,200.50
6. Step 6: Final answer
   x = 262,610.55