Finding the Fourth Proportional to 1,569,819.42, 2,166,202.72 and 881,356.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,569,819.42 : 2,166,202.72 = 881,356.81 : x
2. Step 2: Convert to fraction form
   1,569,819.42/2,166,202.72 = 881,356.81/x
3. Step 3: Cross multiply
   1,569,819.42x = 2,166,202.72 × 881,356.81
4. Step 4: Simplify right side
   1,569,819.42x = 1,909,197,519,112.52
5. Step 5: Solve for x
   x = 1,909,197,519,112.52/1,569,819.42
6. Step 6: Final answer
   x = 1,216,189.26