Finding the Fourth Proportional to 22,622,190,297.57, 31,217,468,826.33 and 12,460,699,419.93

Step by Step Solution

1. Step 1: Write the proportion equation
   22,622,190,297.57 : 31,217,468,826.33 = 12,460,699,419.93 : x
2. Step 2: Convert to fraction form
   22,622,190,297.57/31,217,468,826.33 = 12,460,699,419.93/x
3. Step 3: Cross multiply
   22,622,190,297.57x = 31,217,468,826.33 × 12,460,699,419.93
4. Step 4: Simplify right side
   22,622,190,297.57x = 388,991,495,695,933,112,320
5. Step 5: Solve for x
   x = 388,991,495,695,933,112,320/22,622,190,297.57
6. Step 6: Final answer
   x = 17,195,129,674.85