Finding the Fourth Proportional to 1,017,800,591.76, 1,404,160,920 and 588,558,564

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,800,591.76 : 1,404,160,920 = 588,558,564 : x
2. Step 2: Convert to fraction form
   1,017,800,591.76/1,404,160,920 = 588,558,564/x
3. Step 3: Cross multiply
   1,017,800,591.76x = 1,404,160,920 × 588,558,564
4. Step 4: Simplify right side
   1,017,800,591.76x = 826,430,934,700,118,912
5. Step 5: Solve for x
   x = 826,430,934,700,118,912/1,017,800,591.76
6. Step 6: Final answer
   x = 811,977,258.99