Finding the Fourth Proportional to 9,051,256.34, 12,490,645.92 and 4,921,287.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,051,256.34 : 12,490,645.92 = 4,921,287.42 : x
2. Step 2: Convert to fraction form
   9,051,256.34/12,490,645.92 = 4,921,287.42/x
3. Step 3: Cross multiply
   9,051,256.34x = 12,490,645.92 × 4,921,287.42
4. Step 4: Simplify right side
   9,051,256.34x = 61,470,058,633,770.33
5. Step 5: Solve for x
   x = 61,470,058,633,770.33/9,051,256.34
6. Step 6: Final answer
   x = 6,791,328.89