Finding the Fourth Proportional to 12,066,062.43, 16,656,533.73 and 7,172,868.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,066,062.43 : 16,656,533.73 = 7,172,868.63 : x
2. Step 2: Convert to fraction form
   12,066,062.43/16,656,533.73 = 7,172,868.63/x
3. Step 3: Cross multiply
   12,066,062.43x = 16,656,533.73 × 7,172,868.63
4. Step 4: Simplify right side
   12,066,062.43x = 119,475,128,276,453.89
5. Step 5: Solve for x
   x = 119,475,128,276,453.89/12,066,062.43
6. Step 6: Final answer
   x = 9,901,749.55