Finding the Fourth Proportional to 31,321,687.16, 46,926,942.53 and 13,085,748.52

Step by Step Solution

1. Step 1: Write the proportion equation
   31,321,687.16 : 46,926,942.53 = 13,085,748.52 : x
2. Step 2: Convert to fraction form
   31,321,687.16/46,926,942.53 = 13,085,748.52/x
3. Step 3: Cross multiply
   31,321,687.16x = 46,926,942.53 × 13,085,748.52
4. Step 4: Simplify right side
   31,321,687.16x = 614,074,168,760,072.50
5. Step 5: Solve for x
   x = 614,074,168,760,072.50/31,321,687.16
6. Step 6: Final answer
   x = 19,605,398.83