Finding the Fourth Proportional to 1,499,917,731.95, 2,069,885,750.15 and 897,088,344.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,917,731.95 : 2,069,885,750.15 = 897,088,344.59 : x
2. Step 2: Convert to fraction form
   1,499,917,731.95/2,069,885,750.15 = 897,088,344.59/x
3. Step 3: Cross multiply
   1,499,917,731.95x = 2,069,885,750.15 × 897,088,344.59
4. Step 4: Simplify right side
   1,499,917,731.95x = 1,856,870,381,105,548,800
5. Step 5: Solve for x
   x = 1,856,870,381,105,548,800/1,499,917,731.95
6. Step 6: Final answer
   x = 1,237,981,484.95