Finding the Fourth Proportional to 1,213,162.82, 1,819,977.54 and 465,150.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,213,162.82 : 1,819,977.54 = 465,150.50 : x
2. Step 2: Convert to fraction form
   1,213,162.82/1,819,977.54 = 465,150.50/x
3. Step 3: Cross multiply
   1,213,162.82x = 1,819,977.54 × 465,150.50
4. Step 4: Simplify right side
   1,213,162.82x = 846,563,462,719.77
5. Step 5: Solve for x
   x = 846,563,462,719.77/1,213,162.82
6. Step 6: Final answer
   x = 697,815.21