Finding the Fourth Proportional to 162,443.96, 243,669.99 and 77,034.73

Step by Step Solution

1. Step 1: Write the proportion equation
   162,443.96 : 243,669.99 = 77,034.73 : x
2. Step 2: Convert to fraction form
   162,443.96/243,669.99 = 77,034.73/x
3. Step 3: Cross multiply
   162,443.96x = 243,669.99 × 77,034.73
4. Step 4: Simplify right side
   162,443.96x = 18,771,050,670.40
5. Step 5: Solve for x
   x = 18,771,050,670.40/162,443.96
6. Step 6: Final answer
   x = 115,554.01