Finding the Fourth Proportional to 12,685,451.39, 19,022,461.72 and 7,570,243.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,685,451.39 : 19,022,461.72 = 7,570,243.07 : x
2. Step 2: Convert to fraction form
   12,685,451.39/19,022,461.72 = 7,570,243.07/x
3. Step 3: Cross multiply
   12,685,451.39x = 19,022,461.72 × 7,570,243.07
4. Step 4: Simplify right side
   12,685,451.39x = 144,004,658,896,132.38
5. Step 5: Solve for x
   x = 144,004,658,896,132.38/12,685,451.39
6. Step 6: Final answer
   x = 11,351,953.87