Finding the Fourth Proportional to 46,963.68, 64,830.72 and 29,990.16

Step by Step Solution

1. Step 1: Write the proportion equation
   46,963.68 : 64,830.72 = 29,990.16 : x
2. Step 2: Convert to fraction form
   46,963.68/64,830.72 = 29,990.16/x
3. Step 3: Cross multiply
   46,963.68x = 64,830.72 × 29,990.16
4. Step 4: Simplify right side
   46,963.68x = 1,944,283,665.72
5. Step 5: Solve for x
   x = 1,944,283,665.72/46,963.68
6. Step 6: Final answer
   x = 41,399.73