Finding the Fourth Proportional to 833,788,566, 1,250,682,887.88 and 571,214,196.72

Step by Step Solution

1. Step 1: Write the proportion equation
   833,788,566 : 1,250,682,887.88 = 571,214,196.72 : x
2. Step 2: Convert to fraction form
   833,788,566/1,250,682,887.88 = 571,214,196.72/x
3. Step 3: Cross multiply
   833,788,566x = 1,250,682,887.88 × 571,214,196.72
4. Step 4: Simplify right side
   833,788,566x = 714,407,821,151,824,128
5. Step 5: Solve for x
   x = 714,407,821,151,824,128/833,788,566
6. Step 6: Final answer
   x = 856,821,321.72