Finding the Fourth Proportional to 1,559,061.16, 2,151,463.62 and 870,714.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,061.16 : 2,151,463.62 = 870,714.28 : x
2. Step 2: Convert to fraction form
   1,559,061.16/2,151,463.62 = 870,714.28/x
3. Step 3: Cross multiply
   1,559,061.16x = 2,151,463.62 × 870,714.28
4. Step 4: Simplify right side
   1,559,061.16x = 1,873,310,096,834.49
5. Step 5: Solve for x
   x = 1,873,310,096,834.49/1,559,061.16
6. Step 6: Final answer
   x = 1,201,562.93