Finding the Fourth Proportional to 227,006,061.31, 312,940,503.39 and 161,702,591.23

Step by Step Solution

1. Step 1: Write the proportion equation
   227,006,061.31 : 312,940,503.39 = 161,702,591.23 : x
2. Step 2: Convert to fraction form
   227,006,061.31/312,940,503.39 = 161,702,591.23/x
3. Step 3: Cross multiply
   227,006,061.31x = 312,940,503.39 × 161,702,591.23
4. Step 4: Simplify right side
   227,006,061.31x = 50,603,290,298,983,592
5. Step 5: Solve for x
   x = 50,603,290,298,983,592/227,006,061.31
6. Step 6: Final answer
   x = 222,916,031.44