Finding the Fourth Proportional to 46,648.57, 64,374.61 and 25,427.38

Step by Step Solution

1. Step 1: Write the proportion equation
   46,648.57 : 64,374.61 = 25,427.38 : x
2. Step 2: Convert to fraction form
   46,648.57/64,374.61 = 25,427.38/x
3. Step 3: Cross multiply
   46,648.57x = 64,374.61 × 25,427.38
4. Step 4: Simplify right side
   46,648.57x = 1,636,877,670.82
5. Step 5: Solve for x
   x = 1,636,877,670.82/46,648.57
6. Step 6: Final answer
   x = 35,089.56