Finding the Fourth Proportional to 22,980,139.54, 31,711,638.09 and 12,525,925.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,980,139.54 : 31,711,638.09 = 12,525,925.82 : x
2. Step 2: Convert to fraction form
   22,980,139.54/31,711,638.09 = 12,525,925.82/x
3. Step 3: Cross multiply
   22,980,139.54x = 31,711,638.09 × 12,525,925.82
4. Step 4: Simplify right side
   22,980,139.54x = 397,217,626,346,026.50
5. Step 5: Solve for x
   x = 397,217,626,346,026.50/22,980,139.54
6. Step 6: Final answer
   x = 17,285,257.37