Finding the Fourth Proportional to 65,156.88, 89,915.88 and 36,862.56

Step by Step Solution

1. Step 1: Write the proportion equation
   65,156.88 : 89,915.88 = 36,862.56 : x
2. Step 2: Convert to fraction form
   65,156.88/89,915.88 = 36,862.56/x
3. Step 3: Cross multiply
   65,156.88x = 89,915.88 × 36,862.56
4. Step 4: Simplify right side
   65,156.88x = 3,314,529,521.45
5. Step 5: Solve for x
   x = 3,314,529,521.45/65,156.88
6. Step 6: Final answer
   x = 50,869.99