Finding the Fourth Proportional to 2,518,701,427.92, 3,774,500,792.86 and 1,189,311,061.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518,701,427.92 : 3,774,500,792.86 = 1,189,311,061.18 : x
2. Step 2: Convert to fraction form
   2,518,701,427.92/3,774,500,792.86 = 1,189,311,061.18/x
3. Step 3: Cross multiply
   2,518,701,427.92x = 3,774,500,792.86 × 1,189,311,061.18
4. Step 4: Simplify right side
   2,518,701,427.92x = 4,489,055,543,381,078,528
5. Step 5: Solve for x
   x = 4,489,055,543,381,078,528/2,518,701,427.92
6. Step 6: Final answer
   x = 1,782,289,672.61