Finding the Fourth Proportional to 12,413,600.58, 17,130,499.83 and 7,186,828.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,413,600.58 : 17,130,499.83 = 7,186,828.98 : x
2. Step 2: Convert to fraction form
   12,413,600.58/17,130,499.83 = 7,186,828.98/x
3. Step 3: Cross multiply
   12,413,600.58x = 17,130,499.83 × 7,186,828.98
4. Step 4: Simplify right side
   12,413,600.58x = 123,113,972,620,129.06
5. Step 5: Solve for x
   x = 123,113,972,620,129.06/12,413,600.58
6. Step 6: Final answer
   x = 9,917,668.27