Finding the Fourth Proportional to 46,665.32, 64,396.74 and 25,445

Step by Step Solution

1. Step 1: Write the proportion equation
   46,665.32 : 64,396.74 = 25,445 : x
2. Step 2: Convert to fraction form
   46,665.32/64,396.74 = 25,445/x
3. Step 3: Cross multiply
   46,665.32x = 64,396.74 × 25,445
4. Step 4: Simplify right side
   46,665.32x = 1,638,575,049.30
5. Step 5: Solve for x
   x = 1,638,575,049.30/46,665.32
6. Step 6: Final answer
   x = 35,113.34