Finding the Fourth Proportional to 162,570.66, 243,899.82 and 67,769.34

Step by Step Solution

1. Step 1: Write the proportion equation
   162,570.66 : 243,899.82 = 67,769.34 : x
2. Step 2: Convert to fraction form
   162,570.66/243,899.82 = 67,769.34/x
3. Step 3: Cross multiply
   162,570.66x = 243,899.82 × 67,769.34
4. Step 4: Simplify right side
   162,570.66x = 16,528,929,827.52
5. Step 5: Solve for x
   x = 16,528,929,827.52/162,570.66
6. Step 6: Final answer
   x = 101,672.28