Finding the Fourth Proportional to 1,532,784.33, 2,115,025.43 and 870,473.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,532,784.33 : 2,115,025.43 = 870,473.25 : x
2. Step 2: Convert to fraction form
   1,532,784.33/2,115,025.43 = 870,473.25/x
3. Step 3: Cross multiply
   1,532,784.33x = 2,115,025.43 × 870,473.25
4. Step 4: Simplify right side
   1,532,784.33x = 1,841,073,055,532.38
5. Step 5: Solve for x
   x = 1,841,073,055,532.38/1,532,784.33
6. Step 6: Final answer
   x = 1,201,129.88