Finding the Fourth Proportional to 316,723.32, 437,088.83 and 173,491.43

Step by Step Solution

1. Step 1: Write the proportion equation
   316,723.32 : 437,088.83 = 173,491.43 : x
2. Step 2: Convert to fraction form
   316,723.32/437,088.83 = 173,491.43/x
3. Step 3: Cross multiply
   316,723.32x = 437,088.83 × 173,491.43
4. Step 4: Simplify right side
   316,723.32x = 75,831,163,100.83
5. Step 5: Solve for x
   x = 75,831,163,100.83/316,723.32
6. Step 6: Final answer
   x = 239,424.00