Finding the Fourth Proportional to 31,081,453.04, 46,610,982.12 and 13,131,956.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,081,453.04 : 46,610,982.12 = 13,131,956.72 : x
2. Step 2: Convert to fraction form
   31,081,453.04/46,610,982.12 = 13,131,956.72/x
3. Step 3: Cross multiply
   31,081,453.04x = 46,610,982.12 × 13,131,956.72
4. Step 4: Simplify right side
   31,081,453.04x = 612,093,399,876,533.88
5. Step 5: Solve for x
   x = 612,093,399,876,533.88/31,081,453.04
6. Step 6: Final answer
   x = 19,693,204.15