Finding the Fourth Proportional to 1,500,496.32, 2,070,684.99 and 821,432.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500,496.32 : 2,070,684.99 = 821,432.82 : x
2. Step 2: Convert to fraction form
   1,500,496.32/2,070,684.99 = 821,432.82/x
3. Step 3: Cross multiply
   1,500,496.32x = 2,070,684.99 × 821,432.82
4. Step 4: Simplify right side
   1,500,496.32x = 1,700,928,610,667.37
5. Step 5: Solve for x
   x = 1,700,928,610,667.37/1,500,496.32
6. Step 6: Final answer
   x = 1,133,577.33