Finding the Fourth Proportional to 17,680,580.82, 26,520,878.58 and 7,953,832.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,680,580.82 : 26,520,878.58 = 7,953,832.61 : x
2. Step 2: Convert to fraction form
   17,680,580.82/26,520,878.58 = 7,953,832.61/x
3. Step 3: Cross multiply
   17,680,580.82x = 26,520,878.58 × 7,953,832.61
4. Step 4: Simplify right side
   17,680,580.82x = 210,942,629,026,404.72
5. Step 5: Solve for x
   x = 210,942,629,026,404.72/17,680,580.82
6. Step 6: Final answer
   x = 11,930,752.23