Finding the Fourth Proportional to 39,995,516,426.77, 59,951,278,677.42 and 13,456,819,456.31

Step by Step Solution

1. Step 1: Write the proportion equation
   39,995,516,426.77 : 59,951,278,677.42 = 13,456,819,456.31 : x
2. Step 2: Convert to fraction form
   39,995,516,426.77/59,951,278,677.42 = 13,456,819,456.31/x
3. Step 3: Cross multiply
   39,995,516,426.77x = 59,951,278,677.42 × 13,456,819,456.31
4. Step 4: Simplify right side
   39,995,516,426.77x = 806,753,533,337,088,163,840
5. Step 5: Solve for x
   x = 806,753,533,337,088,163,840/39,995,516,426.77
6. Step 6: Final answer
   x = 20,171,099,298.45