Finding the Fourth Proportional to 262,511.69, 362,256.50 and 160,499.07

Step by Step Solution

1. Step 1: Write the proportion equation
   262,511.69 : 362,256.50 = 160,499.07 : x
2. Step 2: Convert to fraction form
   262,511.69/362,256.50 = 160,499.07/x
3. Step 3: Cross multiply
   262,511.69x = 362,256.50 × 160,499.07
4. Step 4: Simplify right side
   262,511.69x = 58,141,831,752.70
5. Step 5: Solve for x
   x = 58,141,831,752.70/262,511.69
6. Step 6: Final answer
   x = 221,482.83