Finding the Fourth Proportional to 162,112.50, 243,169.83 and 51,304.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,112.50 : 243,169.83 = 51,304.50 : x
2. Step 2: Convert to fraction form
   162,112.50/243,169.83 = 51,304.50/x
3. Step 3: Cross multiply
   162,112.50x = 243,169.83 × 51,304.50
4. Step 4: Simplify right side
   162,112.50x = 12,475,706,543.24
5. Step 5: Solve for x
   x = 12,475,706,543.24/162,112.50
6. Step 6: Final answer
   x = 76,957.09