Finding the Fourth Proportional to 162,050.80, 243,161.52 and 83,164.96

Step by Step Solution

1. Step 1: Write the proportion equation
   162,050.80 : 243,161.52 = 83,164.96 : x
2. Step 2: Convert to fraction form
   162,050.80/243,161.52 = 83,164.96/x
3. Step 3: Cross multiply
   162,050.80x = 243,161.52 × 83,164.96
4. Step 4: Simplify right side
   162,050.80x = 20,222,518,084.34
5. Step 5: Solve for x
   x = 20,222,518,084.34/162,050.80
6. Step 6: Final answer
   x = 124,791.23