Finding the Fourth Proportional to 82,604.90, 123,920.31 and 49,362.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,604.90 : 123,920.31 = 49,362.50 : x
2. Step 2: Convert to fraction form
   82,604.90/123,920.31 = 49,362.50/x
3. Step 3: Cross multiply
   82,604.90x = 123,920.31 × 49,362.50
4. Step 4: Simplify right side
   82,604.90x = 6,117,016,302.38
5. Step 5: Solve for x
   x = 6,117,016,302.38/82,604.90
6. Step 6: Final answer
   x = 74,051.49