Finding the Fourth Proportional to 65,107.29, 89,848.49 and 37,899.57

Step by Step Solution

1. Step 1: Write the proportion equation
   65,107.29 : 89,848.49 = 37,899.57 : x
2. Step 2: Convert to fraction form
   65,107.29/89,848.49 = 37,899.57/x
3. Step 3: Cross multiply
   65,107.29x = 89,848.49 × 37,899.57
4. Step 4: Simplify right side
   65,107.29x = 3,405,219,136.15
5. Step 5: Solve for x
   x = 3,405,219,136.15/65,107.29
6. Step 6: Final answer
   x = 52,301.66