Finding the Fourth Proportional to 46,404.23, 64,090.04 and 31,359.02

Step by Step Solution

1. Step 1: Write the proportion equation
   46,404.23 : 64,090.04 = 31,359.02 : x
2. Step 2: Convert to fraction form
   46,404.23/64,090.04 = 31,359.02/x
3. Step 3: Cross multiply
   46,404.23x = 64,090.04 × 31,359.02
4. Step 4: Simplify right side
   46,404.23x = 2,009,800,368.92
5. Step 5: Solve for x
   x = 2,009,800,368.92/46,404.23
6. Step 6: Final answer
   x = 43,310.72