Finding the Fourth Proportional to 13,066,214.27, 19,601,937.63 and 7,317,123.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,066,214.27 : 19,601,937.63 = 7,317,123.71 : x
2. Step 2: Convert to fraction form
   13,066,214.27/19,601,937.63 = 7,317,123.71/x
3. Step 3: Cross multiply
   13,066,214.27x = 19,601,937.63 × 7,317,123.71
4. Step 4: Simplify right side
   13,066,214.27x = 143,429,802,496,404.50
5. Step 5: Solve for x
   x = 143,429,802,496,404.50/13,066,214.27
6. Step 6: Final answer
   x = 10,977,150.66