Finding the Fourth Proportional to 65,496.08, 90,384.72 and 35,688.08

Step by Step Solution

1. Step 1: Write the proportion equation
   65,496.08 : 90,384.72 = 35,688.08 : x
2. Step 2: Convert to fraction form
   65,496.08/90,384.72 = 35,688.08/x
3. Step 3: Cross multiply
   65,496.08x = 90,384.72 × 35,688.08
4. Step 4: Simplify right side
   65,496.08x = 3,225,657,118.14
5. Step 5: Solve for x
   x = 3,225,657,118.14/65,496.08
6. Step 6: Final answer
   x = 49,249.62