Finding the Fourth Proportional to 2,015,230.50, 2,780,892.05 and 1,109,812.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,015,230.50 : 2,780,892.05 = 1,109,812.50 : x
2. Step 2: Convert to fraction form
   2,015,230.50/2,780,892.05 = 1,109,812.50/x
3. Step 3: Cross multiply
   2,015,230.50x = 2,780,892.05 × 1,109,812.50
4. Step 4: Simplify right side
   2,015,230.50x = 3,086,268,752,691.56
5. Step 5: Solve for x
   x = 3,086,268,752,691.56/2,015,230.50
6. Step 6: Final answer
   x = 1,531,471.84