Finding the Fourth Proportional to 2,460,788,591.61, 3,690,871,536.06 and 780,090,279.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,460,788,591.61 : 3,690,871,536.06 = 780,090,279.02 : x
2. Step 2: Convert to fraction form
   2,460,788,591.61/3,690,871,536.06 = 780,090,279.02/x
3. Step 3: Cross multiply
   2,460,788,591.61x = 3,690,871,536.06 × 780,090,279.02
4. Step 4: Simplify right side
   2,460,788,591.61x = 2,879,213,006,392,021,504
5. Step 5: Solve for x
   x = 2,879,213,006,392,021,504/2,460,788,591.61
6. Step 6: Final answer
   x = 1,170,036,717.58