Finding the Fourth Proportional to 1,581,696.45, 2,182,820.54 and 928,350.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,581,696.45 : 2,182,820.54 = 928,350.72 : x
2. Step 2: Convert to fraction form
   1,581,696.45/2,182,820.54 = 928,350.72/x
3. Step 3: Cross multiply
   1,581,696.45x = 2,182,820.54 × 928,350.72
4. Step 4: Simplify right side
   1,581,696.45x = 2,026,423,015,298.04
5. Step 5: Solve for x
   x = 2,026,423,015,298.04/1,581,696.45
6. Step 6: Final answer
   x = 1,281,170.62