Finding the Fourth Proportional to 1,532,870.99, 2,115,260.76 and 920,659.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,532,870.99 : 2,115,260.76 = 920,659.98 : x
2. Step 2: Convert to fraction form
   1,532,870.99/2,115,260.76 = 920,659.98/x
3. Step 3: Cross multiply
   1,532,870.99x = 2,115,260.76 × 920,659.98
4. Step 4: Simplify right side
   1,532,870.99x = 1,947,435,928,996.38
5. Step 5: Solve for x
   x = 1,947,435,928,996.38/1,532,870.99
6. Step 6: Final answer
   x = 1,270,449.99