Finding the Fourth Proportional to 3,079,012.98, 4,248,964.50 and 1,721,012.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,079,012.98 : 4,248,964.50 = 1,721,012.34 : x
2. Step 2: Convert to fraction form
   3,079,012.98/4,248,964.50 = 1,721,012.34/x
3. Step 3: Cross multiply
   3,079,012.98x = 4,248,964.50 × 1,721,012.34
4. Step 4: Simplify right side
   3,079,012.98x = 7,312,520,336,721.93
5. Step 5: Solve for x
   x = 7,312,520,336,721.93/3,079,012.98
6. Step 6: Final answer
   x = 2,374,956.00