Finding the Fourth Proportional to 65,109.42, 89,848.44 and 36,814.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,109.42 : 89,848.44 = 36,814.50 : x
2. Step 2: Convert to fraction form
   65,109.42/89,848.44 = 36,814.50/x
3. Step 3: Cross multiply
   65,109.42x = 89,848.44 × 36,814.50
4. Step 4: Simplify right side
   65,109.42x = 3,307,725,394.38
5. Step 5: Solve for x
   x = 3,307,725,394.38/65,109.42
6. Step 6: Final answer
   x = 50,802.56