Finding the Fourth Proportional to 22,141,669,458.58, 30,555,483,955.50 and 12,498,429,669.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,141,669,458.58 : 30,555,483,955.50 = 12,498,429,669.10 : x
2. Step 2: Convert to fraction form
   22,141,669,458.58/30,555,483,955.50 = 12,498,429,669.10/x
3. Step 3: Cross multiply
   22,141,669,458.58x = 30,555,483,955.50 × 12,498,429,669.10
4. Step 4: Simplify right side
   22,141,669,458.58x = 381,895,567,223,130,226,688
5. Step 5: Solve for x
   x = 381,895,567,223,130,226,688/22,141,669,458.58
6. Step 6: Final answer
   x = 17,247,821,711.80