Finding the Fourth Proportional to 85,899,761.60, 118,540,674.56 and 46,740,863.68

Step by Step Solution

1. Step 1: Write the proportion equation
   85,899,761.60 : 118,540,674.56 = 46,740,863.68 : x
2. Step 2: Convert to fraction form
   85,899,761.60/118,540,674.56 = 46,740,863.68/x
3. Step 3: Cross multiply
   85,899,761.60x = 118,540,674.56 × 46,740,863.68
4. Step 4: Simplify right side
   85,899,761.60x = 5,540,693,510,144,204
5. Step 5: Solve for x
   x = 5,540,693,510,144,204/85,899,761.60
6. Step 6: Final answer
   x = 64,501,849.68