Finding the Fourth Proportional to 65,355.36, 90,192.96 and 37,066.56

Step by Step Solution

1. Step 1: Write the proportion equation
   65,355.36 : 90,192.96 = 37,066.56 : x
2. Step 2: Convert to fraction form
   65,355.36/90,192.96 = 37,066.56/x
3. Step 3: Cross multiply
   65,355.36x = 90,192.96 × 37,066.56
4. Step 4: Simplify right side
   65,355.36x = 3,343,142,763.42
5. Step 5: Solve for x
   x = 3,343,142,763.42/65,355.36
6. Step 6: Final answer
   x = 51,153.31