Finding the Fourth Proportional to 31,243,469.94, 46,872,687.42 and 13,037,537.55

Step by Step Solution

1. Step 1: Write the proportion equation
   31,243,469.94 : 46,872,687.42 = 13,037,537.55 : x
2. Step 2: Convert to fraction form
   31,243,469.94/46,872,687.42 = 13,037,537.55/x
3. Step 3: Cross multiply
   31,243,469.94x = 46,872,687.42 × 13,037,537.55
4. Step 4: Simplify right side
   31,243,469.94x = 611,104,422,307,662.62
5. Step 5: Solve for x
   x = 611,104,422,307,662.62/31,243,469.94
6. Step 6: Final answer
   x = 19,559,428.69