Finding the Fourth Proportional to 3,897,641,087.67, 5,844,126,852.27 and 1,240,549,443.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,897,641,087.67 : 5,844,126,852.27 = 1,240,549,443.53 : x
2. Step 2: Convert to fraction form
   3,897,641,087.67/5,844,126,852.27 = 1,240,549,443.53/x
3. Step 3: Cross multiply
   3,897,641,087.67x = 5,844,126,852.27 × 1,240,549,443.53
4. Step 4: Simplify right side
   3,897,641,087.67x = 7,249,928,314,502,279,168
5. Step 5: Solve for x
   x = 7,249,928,314,502,279,168/3,897,641,087.67
6. Step 6: Final answer
   x = 1,860,081,046.83