Finding the Fourth Proportional to 83,973.45, 115,875.73 and 49,976.45

Step by Step Solution

1. Step 1: Write the proportion equation
   83,973.45 : 115,875.73 = 49,976.45 : x
2. Step 2: Convert to fraction form
   83,973.45/115,875.73 = 49,976.45/x
3. Step 3: Cross multiply
   83,973.45x = 115,875.73 × 49,976.45
4. Step 4: Simplify right side
   83,973.45x = 5,791,057,626.56
5. Step 5: Solve for x
   x = 5,791,057,626.56/83,973.45
6. Step 6: Final answer
   x = 68,962.96