Finding the Fourth Proportional to 66,577.69, 91,876.72 and 36,363.02

Step by Step Solution

1. Step 1: Write the proportion equation
   66,577.69 : 91,876.72 = 36,363.02 : x
2. Step 2: Convert to fraction form
   66,577.69/91,876.72 = 36,363.02/x
3. Step 3: Cross multiply
   66,577.69x = 91,876.72 × 36,363.02
4. Step 4: Simplify right side
   66,577.69x = 3,340,915,006.89
5. Step 5: Solve for x
   x = 3,340,915,006.89/66,577.69
6. Step 6: Final answer
   x = 50,180.70