Finding the Fourth Proportional to 1,499,707.69, 2,069,591.01 and 811,377.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,707.69 : 2,069,591.01 = 811,377.34 : x
2. Step 2: Convert to fraction form
   1,499,707.69/2,069,591.01 = 811,377.34/x
3. Step 3: Cross multiply
   1,499,707.69x = 2,069,591.01 × 811,377.34
4. Step 4: Simplify right side
   1,499,707.69x = 1,679,219,248,581.71
5. Step 5: Solve for x
   x = 1,679,219,248,581.71/1,499,707.69
6. Step 6: Final answer
   x = 1,119,697.70