Finding the Fourth Proportional to 10,692,162.30, 16,041,915.45 and 3,120,239.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,692,162.30 : 16,041,915.45 = 3,120,239.10 : x
2. Step 2: Convert to fraction form
   10,692,162.30/16,041,915.45 = 3,120,239.10/x
3. Step 3: Cross multiply
   10,692,162.30x = 16,041,915.45 × 3,120,239.10
4. Step 4: Simplify right side
   10,692,162.30x = 50,054,611,825,984.09
5. Step 5: Solve for x
   x = 50,054,611,825,984.09/10,692,162.30
6. Step 6: Final answer
   x = 4,681,430.23