Finding the Fourth Proportional to 46,644.51, 64,318.61 and 31,510.91

Step by Step Solution

1. Step 1: Write the proportion equation
   46,644.51 : 64,318.61 = 31,510.91 : x
2. Step 2: Convert to fraction form
   46,644.51/64,318.61 = 31,510.91/x
3. Step 3: Cross multiply
   46,644.51x = 64,318.61 × 31,510.91
4. Step 4: Simplify right side
   46,644.51x = 2,026,737,451.89
5. Step 5: Solve for x
   x = 2,026,737,451.89/46,644.51
6. Step 6: Final answer
   x = 43,450.72