Finding the Fourth Proportional to 13,870,499,418.34, 19,141,289,198.53 and 7,526,867,251.29

Step by Step Solution

1. Step 1: Write the proportion equation
   13,870,499,418.34 : 19,141,289,198.53 = 7,526,867,251.29 : x
2. Step 2: Convert to fraction form
   13,870,499,418.34/19,141,289,198.53 = 7,526,867,251.29/x
3. Step 3: Cross multiply
   13,870,499,418.34x = 19,141,289,198.53 × 7,526,867,251.29
4. Step 4: Simplify right side
   13,870,499,418.34x = 144,073,942,815,886,458,880
5. Step 5: Solve for x
   x = 144,073,942,815,886,458,880/13,870,499,418.34
6. Step 6: Final answer
   x = 10,387,076,807.44