Finding the Fourth Proportional to 3,863,680,109.98, 5,794,291,501.08 and 1,242,874,152.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,863,680,109.98 : 5,794,291,501.08 = 1,242,874,152.88 : x
2. Step 2: Convert to fraction form
   3,863,680,109.98/5,794,291,501.08 = 1,242,874,152.88/x
3. Step 3: Cross multiply
   3,863,680,109.98x = 5,794,291,501.08 × 1,242,874,152.88
4. Step 4: Simplify right side
   3,863,680,109.98x = 7,201,575,140,944,588,800
5. Step 5: Solve for x
   x = 7,201,575,140,944,588,800/3,863,680,109.98
6. Step 6: Final answer
   x = 1,863,915,990.96