Finding the Fourth Proportional to 1,051,488.74, 1,578,355.83 and 452,746.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051,488.74 : 1,578,355.83 = 452,746.34 : x
2. Step 2: Convert to fraction form
   1,051,488.74/1,578,355.83 = 452,746.34/x
3. Step 3: Cross multiply
   1,051,488.74x = 1,578,355.83 × 452,746.34
4. Step 4: Simplify right side
   1,051,488.74x = 714,594,825,250.16
5. Step 5: Solve for x
   x = 714,594,825,250.16/1,051,488.74
6. Step 6: Final answer
   x = 679,602.93