Finding the Fourth Proportional to 12,499,217, 17,250,760.10 and 7,915,964.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,499,217 : 17,250,760.10 = 7,915,964.52 : x
2. Step 2: Convert to fraction form
   12,499,217/17,250,760.10 = 7,915,964.52/x
3. Step 3: Cross multiply
   12,499,217x = 17,250,760.10 × 7,915,964.52
4. Step 4: Simplify right side
   12,499,217x = 136,556,404,894,631.66
5. Step 5: Solve for x
   x = 136,556,404,894,631.66/12,499,217
6. Step 6: Final answer
   x = 10,925,196.75