Finding the Fourth Proportional to 1,231,248.82, 1,699,151.94 and 772,382.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,231,248.82 : 1,699,151.94 = 772,382.72 : x
2. Step 2: Convert to fraction form
   1,231,248.82/1,699,151.94 = 772,382.72/x
3. Step 3: Cross multiply
   1,231,248.82x = 1,699,151.94 × 772,382.72
4. Step 4: Simplify right side
   1,231,248.82x = 1,312,395,597,110.48
5. Step 5: Solve for x
   x = 1,312,395,597,110.48/1,231,248.82
6. Step 6: Final answer
   x = 1,065,906.08