Finding the Fourth Proportional to 7,161,406.02, 9,882,866.43 and 3,898,314.54

Step by Step Solution

1. Step 1: Write the proportion equation
   7,161,406.02 : 9,882,866.43 = 3,898,314.54 : x
2. Step 2: Convert to fraction form
   7,161,406.02/9,882,866.43 = 3,898,314.54/x
3. Step 3: Cross multiply
   7,161,406.02x = 9,882,866.43 × 3,898,314.54
4. Step 4: Simplify right side
   7,161,406.02x = 38,526,521,900,946.89
5. Step 5: Solve for x
   x = 38,526,521,900,946.89/7,161,406.02
6. Step 6: Final answer
   x = 5,379,742.72