Finding the Fourth Proportional to 2,681,501,168.07, 4,023,155,965.41 and 1,187,328,721.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,681,501,168.07 : 4,023,155,965.41 = 1,187,328,721.41 : x
2. Step 2: Convert to fraction form
   2,681,501,168.07/4,023,155,965.41 = 1,187,328,721.41/x
3. Step 3: Cross multiply
   2,681,501,168.07x = 4,023,155,965.41 × 1,187,328,721.41
4. Step 4: Simplify right side
   2,681,501,168.07x = 4,776,808,628,443,270,144
5. Step 5: Solve for x
   x = 4,776,808,628,443,270,144/2,681,501,168.07
6. Step 6: Final answer
   x = 1,781,393,454.28