Finding the Fourth Proportional to 65,002.50, 89,710.74 and 36,710.01

Step by Step Solution

1. Step 1: Write the proportion equation
   65,002.50 : 89,710.74 = 36,710.01 : x
2. Step 2: Convert to fraction form
   65,002.50/89,710.74 = 36,710.01/x
3. Step 3: Cross multiply
   65,002.50x = 89,710.74 × 36,710.01
4. Step 4: Simplify right side
   65,002.50x = 3,293,282,162.51
5. Step 5: Solve for x
   x = 3,293,282,162.51/65,002.50
6. Step 6: Final answer
   x = 50,663.93