Finding the Fourth Proportional to 64,618.91, 89,157.24 and 37,746.15

Step by Step Solution

1. Step 1: Write the proportion equation
   64,618.91 : 89,157.24 = 37,746.15 : x
2. Step 2: Convert to fraction form
   64,618.91/89,157.24 = 37,746.15/x
3. Step 3: Cross multiply
   64,618.91x = 89,157.24 × 37,746.15
4. Step 4: Simplify right side
   64,618.91x = 3,365,342,220.29
5. Step 5: Solve for x
   x = 3,365,342,220.29/64,618.91
6. Step 6: Final answer
   x = 52,079.84