Finding the Fourth Proportional to 173,412.10, 260,118.15 and 162,007.30

Step by Step Solution

1. Step 1: Write the proportion equation
   173,412.10 : 260,118.15 = 162,007.30 : x
2. Step 2: Convert to fraction form
   173,412.10/260,118.15 = 162,007.30/x
3. Step 3: Cross multiply
   173,412.10x = 260,118.15 × 162,007.30
4. Step 4: Simplify right side
   173,412.10x = 42,141,039,162.50
5. Step 5: Solve for x
   x = 42,141,039,162.50/173,412.10
6. Step 6: Final answer
   x = 243,010.95