Finding the Fourth Proportional to 64,874.18, 89,528.58 and 37,648.16

Step by Step Solution

1. Step 1: Write the proportion equation
   64,874.18 : 89,528.58 = 37,648.16 : x
2. Step 2: Convert to fraction form
   64,874.18/89,528.58 = 37,648.16/x
3. Step 3: Cross multiply
   64,874.18x = 89,528.58 × 37,648.16
4. Step 4: Simplify right side
   64,874.18x = 3,370,586,051.32
5. Step 5: Solve for x
   x = 3,370,586,051.32/64,874.18
6. Step 6: Final answer
   x = 51,955.74