Finding the Fourth Proportional to 13,066,205.06, 19,601,923.82 and 7,317,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066,205.06 : 19,601,923.82 = 7,317,114.50 : x
2. Step 2: Convert to fraction form
   13,066,205.06/19,601,923.82 = 7,317,114.50/x
3. Step 3: Cross multiply
   13,066,205.06x = 19,601,923.82 × 7,317,114.50
4. Step 4: Simplify right side
   13,066,205.06x = 143,429,520,876,622.22
5. Step 5: Solve for x
   x = 143,429,520,876,622.22/13,066,205.06
6. Step 6: Final answer
   x = 10,977,136.84