Finding the Fourth Proportional to 65,947.59, 98,817.63 and 50,991.24

Step by Step Solution

1. Step 1: Write the proportion equation
   65,947.59 : 98,817.63 = 50,991.24 : x
2. Step 2: Convert to fraction form
   65,947.59/98,817.63 = 50,991.24/x
3. Step 3: Cross multiply
   65,947.59x = 98,817.63 × 50,991.24
4. Step 4: Simplify right side
   65,947.59x = 5,038,833,487.56
5. Step 5: Solve for x
   x = 5,038,833,487.56/65,947.59
6. Step 6: Final answer
   x = 76,406.64