Finding the Fourth Proportional to 86,738, 119,698.56 and 46,994

Step by Step Solution

1. Step 1: Write the proportion equation
   86,738 : 119,698.56 = 46,994 : x
2. Step 2: Convert to fraction form
   86,738/119,698.56 = 46,994/x
3. Step 3: Cross multiply
   86,738x = 119,698.56 × 46,994
4. Step 4: Simplify right side
   86,738x = 5,625,114,128.64
5. Step 5: Solve for x
   x = 5,625,114,128.64/86,738
6. Step 6: Final answer
   x = 64,851.79