Finding the Fourth Proportional to 876,105, 1,209,024.90 and 473,697

Step by Step Solution

1. Step 1: Write the proportion equation
   876,105 : 1,209,024.90 = 473,697 : x
2. Step 2: Convert to fraction form
   876,105/1,209,024.90 = 473,697/x
3. Step 3: Cross multiply
   876,105x = 1,209,024.90 × 473,697
4. Step 4: Simplify right side
   876,105x = 572,711,468,055.30
5. Step 5: Solve for x
   x = 572,711,468,055.30/876,105
6. Step 6: Final answer
   x = 653,701.86