Finding the Fourth Proportional to 65,272.72, 90,090.84 and 36,994

Step by Step Solution

1. Step 1: Write the proportion equation
   65,272.72 : 90,090.84 = 36,994 : x
2. Step 2: Convert to fraction form
   65,272.72/90,090.84 = 36,994/x
3. Step 3: Cross multiply
   65,272.72x = 90,090.84 × 36,994
4. Step 4: Simplify right side
   65,272.72x = 3,332,820,534.96
5. Step 5: Solve for x
   x = 3,332,820,534.96/65,272.72
6. Step 6: Final answer
   x = 51,059.93