Finding the Fourth Proportional to 65,399.32, 90,248.34 and 37,106.56

Step by Step Solution

1. Step 1: Write the proportion equation
   65,399.32 : 90,248.34 = 37,106.56 : x
2. Step 2: Convert to fraction form
   65,399.32/90,248.34 = 37,106.56/x
3. Step 3: Cross multiply
   65,399.32x = 90,248.34 × 37,106.56
4. Step 4: Simplify right side
   65,399.32x = 3,348,805,443.11
5. Step 5: Solve for x
   x = 3,348,805,443.11/65,399.32
6. Step 6: Final answer
   x = 51,205.51