Finding the Fourth Proportional to 31,119,977,401.49, 42,945,582,679.20 and 16,846,804,563.71

Step by Step Solution

1. Step 1: Write the proportion equation
   31,119,977,401.49 : 42,945,582,679.20 = 16,846,804,563.71 : x
2. Step 2: Convert to fraction form
   31,119,977,401.49/42,945,582,679.20 = 16,846,804,563.71/x
3. Step 3: Cross multiply
   31,119,977,401.49x = 42,945,582,679.20 × 16,846,804,563.71
4. Step 4: Simplify right side
   31,119,977,401.49x = 723,495,838,270,916,919,296
5. Step 5: Solve for x
   x = 723,495,838,270,916,919,296/31,119,977,401.49
6. Step 6: Final answer
   x = 23,248,597,803.81