Finding the Fourth Proportional to 1,249,494.78, 1,724,303.61 and 676,535.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,249,494.78 : 1,724,303.61 = 676,535.34 : x
2. Step 2: Convert to fraction form
   1,249,494.78/1,724,303.61 = 676,535.34/x
3. Step 3: Cross multiply
   1,249,494.78x = 1,724,303.61 × 676,535.34
4. Step 4: Simplify right side
   1,249,494.78x = 1,166,552,329,054.58
5. Step 5: Solve for x
   x = 1,166,552,329,054.58/1,249,494.78
6. Step 6: Final answer
   x = 933,619.21