Finding the Fourth Proportional to 1,499,240.34, 2,069,000.55 and 820,176.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,240.34 : 2,069,000.55 = 820,176.84 : x
2. Step 2: Convert to fraction form
   1,499,240.34/2,069,000.55 = 820,176.84/x
3. Step 3: Cross multiply
   1,499,240.34x = 2,069,000.55 × 820,176.84
4. Step 4: Simplify right side
   1,499,240.34x = 1,696,946,333,057.26
5. Step 5: Solve for x
   x = 1,696,946,333,057.26/1,499,240.34
6. Step 6: Final answer
   x = 1,131,870.78