Finding the Fourth Proportional to 64,759.95, 89,373.31 and 36,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,759.95 : 89,373.31 = 36,081.50 : x
2. Step 2: Convert to fraction form
   64,759.95/89,373.31 = 36,081.50/x
3. Step 3: Cross multiply
   64,759.95x = 89,373.31 × 36,081.50
4. Step 4: Simplify right side
   64,759.95x = 3,224,722,547.69
5. Step 5: Solve for x
   x = 3,224,722,547.69/64,759.95
6. Step 6: Final answer
   x = 49,795.01