Finding the Fourth Proportional to 2,618,686,870.04, 3,928,547,763.94 and 960,609,554.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,618,686,870.04 : 3,928,547,763.94 = 960,609,554.12 : x
2. Step 2: Convert to fraction form
   2,618,686,870.04/3,928,547,763.94 = 960,609,554.12/x
3. Step 3: Cross multiply
   2,618,686,870.04x = 3,928,547,763.94 × 960,609,554.12
4. Step 4: Simplify right side
   2,618,686,870.04x = 3,773,800,515,857,526,272
5. Step 5: Solve for x
   x = 3,773,800,515,857,526,272/2,618,686,870.04
6. Step 6: Final answer
   x = 1,441,104,149.96