Finding the Fourth Proportional to 81,499,583.51, 122,233,778.76 and 31,644,406.19

Step by Step Solution

1. Step 1: Write the proportion equation
   81,499,583.51 : 122,233,778.76 = 31,644,406.19 : x
2. Step 2: Convert to fraction form
   81,499,583.51/122,233,778.76 = 31,644,406.19/x
3. Step 3: Cross multiply
   81,499,583.51x = 122,233,778.76 × 31,644,406.19
4. Step 4: Simplify right side
   81,499,583.51x = 3,868,015,345,033,802
5. Step 5: Solve for x
   x = 3,868,015,345,033,802/81,499,583.51
6. Step 6: Final answer
   x = 47,460,553.52