Finding the Fourth Proportional to 13,488,573.06, 18,613,105.56 and 7,607,883.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,488,573.06 : 18,613,105.56 = 7,607,883.18 : x
2. Step 2: Convert to fraction form
   13,488,573.06/18,613,105.56 = 7,607,883.18/x
3. Step 3: Cross multiply
   13,488,573.06x = 18,613,105.56 × 7,607,883.18
4. Step 4: Simplify right side
   13,488,573.06x = 141,606,332,717,488.47
5. Step 5: Solve for x
   x = 141,606,332,717,488.47/13,488,573.06
6. Step 6: Final answer
   x = 10,498,244.11