Finding the Fourth Proportional to 1,499,994.60, 2,069,978.06 and 811,651.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,994.60 : 2,069,978.06 = 811,651.44 : x
2. Step 2: Convert to fraction form
   1,499,994.60/2,069,978.06 = 811,651.44/x
3. Step 3: Cross multiply
   1,499,994.60x = 2,069,978.06 × 811,651.44
4. Step 4: Simplify right side
   1,499,994.60x = 1,680,100,673,167.41
5. Step 5: Solve for x
   x = 1,680,100,673,167.41/1,499,994.60
6. Step 6: Final answer
   x = 1,120,071.15