Finding the Fourth Proportional to 22,472,513.82, 31,012,947.36 and 12,683,296.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,472,513.82 : 31,012,947.36 = 12,683,296.62 : x
2. Step 2: Convert to fraction form
   22,472,513.82/31,012,947.36 = 12,683,296.62/x
3. Step 3: Cross multiply
   22,472,513.82x = 31,012,947.36 × 12,683,296.62
4. Step 4: Simplify right side
   22,472,513.82x = 393,346,410,427,325.88
5. Step 5: Solve for x
   x = 393,346,410,427,325.88/22,472,513.82
6. Step 6: Final answer
   x = 17,503,445.03