Finding the Fourth Proportional to 18,443,406.10, 27,669,947.55 and 7,084,225.30

Step by Step Solution

1. Step 1: Write the proportion equation
   18,443,406.10 : 27,669,947.55 = 7,084,225.30 : x
2. Step 2: Convert to fraction form
   18,443,406.10/27,669,947.55 = 7,084,225.30/x
3. Step 3: Cross multiply
   18,443,406.10x = 27,669,947.55 × 7,084,225.30
4. Step 4: Simplify right side
   18,443,406.10x = 196,020,142,483,383
5. Step 5: Solve for x
   x = 196,020,142,483,383/18,443,406.10
6. Step 6: Final answer
   x = 10,628,196.41