Finding the Fourth Proportional to 7,123,828.42, 9,830,891.54 and 3,860,642.98

Step by Step Solution

1. Step 1: Write the proportion equation
   7,123,828.42 : 9,830,891.54 = 3,860,642.98 : x
2. Step 2: Convert to fraction form
   7,123,828.42/9,830,891.54 = 3,860,642.98/x
3. Step 3: Cross multiply
   7,123,828.42x = 9,830,891.54 × 3,860,642.98
4. Step 4: Simplify right side
   7,123,828.42x = 37,953,562,396,116.77
5. Step 5: Solve for x
   x = 37,953,562,396,116.77/7,123,828.42
6. Step 6: Final answer
   x = 5,327,691.82