Finding the Fourth Proportional to 13,066,216.92, 19,601,941.56 and 7,317,126.32

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066,216.92 : 19,601,941.56 = 7,317,126.32 : x
2. Step 2: Convert to fraction form
   13,066,216.92/19,601,941.56 = 7,317,126.32/x
3. Step 3: Cross multiply
   13,066,216.92x = 19,601,941.56 × 7,317,126.32
4. Step 4: Simplify right side
   13,066,216.92x = 143,429,882,413,768.16
5. Step 5: Solve for x
   x = 143,429,882,413,768.16/13,066,216.92
6. Step 6: Final answer
   x = 10,977,154.54