Finding the Fourth Proportional to 12,482,042.10, 17,498,451.90 and 12,482,042.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,482,042.10 : 17,498,451.90 = 12,482,042.10 : x
2. Step 2: Convert to fraction form
   12,482,042.10/17,498,451.90 = 12,482,042.10/x
3. Step 3: Cross multiply
   12,482,042.10x = 17,498,451.90 × 12,482,042.10
4. Step 4: Simplify right side
   12,482,042.10x = 218,416,413,300,624.97
5. Step 5: Solve for x
   x = 218,416,413,300,624.97/12,482,042.10
6. Step 6: Final answer
   x = 17,498,451.90