Finding the Fourth Proportional to 11,233,928,131.34, 15,495,354,354.20 and 7,224,670,133.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,233,928,131.34 : 15,495,354,354.20 = 7,224,670,133.02 : x
2. Step 2: Convert to fraction form
   11,233,928,131.34/15,495,354,354.20 = 7,224,670,133.02/x
3. Step 3: Cross multiply
   11,233,928,131.34x = 15,495,354,354.20 × 7,224,670,133.02
4. Step 4: Simplify right side
   11,233,928,131.34x = 111,948,823,803,275,280,384
5. Step 5: Solve for x
   x = 111,948,823,803,275,280,384/11,233,928,131.34
6. Step 6: Final answer
   x = 9,965,243,011.56