Finding the Fourth Proportional to 1,116,465.68, 1,540,689.72 and 633,074.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,116,465.68 : 1,540,689.72 = 633,074.96 : x
2. Step 2: Convert to fraction form
   1,116,465.68/1,540,689.72 = 633,074.96/x
3. Step 3: Cross multiply
   1,116,465.68x = 1,540,689.72 × 633,074.96
4. Step 4: Simplify right side
   1,116,465.68x = 975,372,082,861.41
5. Step 5: Solve for x
   x = 975,372,082,861.41/1,116,465.68
6. Step 6: Final answer
   x = 873,624.78