Finding the Fourth Proportional to 64,774.46, 89,395.13 and 37,915.34

Step by Step Solution

1. Step 1: Write the proportion equation
   64,774.46 : 89,395.13 = 37,915.34 : x
2. Step 2: Convert to fraction form
   64,774.46/89,395.13 = 37,915.34/x
3. Step 3: Cross multiply
   64,774.46x = 89,395.13 × 37,915.34
4. Step 4: Simplify right side
   64,774.46x = 3,389,446,748.29
5. Step 5: Solve for x
   x = 3,389,446,748.29/64,774.46
6. Step 6: Final answer
   x = 52,326.90