Finding the Fourth Proportional to 1,674,870.76, 2,512,307.52 and 412,698.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,674,870.76 : 2,512,307.52 = 412,698.52 : x
2. Step 2: Convert to fraction form
   1,674,870.76/2,512,307.52 = 412,698.52/x
3. Step 3: Cross multiply
   1,674,870.76x = 2,512,307.52 × 412,698.52
4. Step 4: Simplify right side
   1,674,870.76x = 1,036,825,580,663.84
5. Step 5: Solve for x
   x = 1,036,825,580,663.84/1,674,870.76
6. Step 6: Final answer
   x = 619,048.11