Finding the Fourth Proportional to 1,499,917,734.15, 2,069,885,753.19 and 897,088,346.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,917,734.15 : 2,069,885,753.19 = 897,088,346.79 : x
2. Step 2: Convert to fraction form
   1,499,917,734.15/2,069,885,753.19 = 897,088,346.79/x
3. Step 3: Cross multiply
   1,499,917,734.15x = 2,069,885,753.19 × 897,088,346.79
4. Step 4: Simplify right side
   1,499,917,734.15x = 1,856,870,388,373,391,104
5. Step 5: Solve for x
   x = 1,856,870,388,373,391,104/1,499,917,734.15
6. Step 6: Final answer
   x = 1,237,981,487.98