Finding the Fourth Proportional to 1,871,144,475.64, 2,581,766,561.55 and 1,107,809,513.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871,144,475.64 : 2,581,766,561.55 = 1,107,809,513.98 : x
2. Step 2: Convert to fraction form
   1,871,144,475.64/2,581,766,561.55 = 1,107,809,513.98/x
3. Step 3: Cross multiply
   1,871,144,475.64x = 2,581,766,561.55 × 1,107,809,513.98
4. Step 4: Simplify right side
   1,871,144,475.64x = 2,860,105,559,760,521,728
5. Step 5: Solve for x
   x = 2,860,105,559,760,521,728/1,871,144,475.64
6. Step 6: Final answer
   x = 1,528,532,722.62