Finding the Fourth Proportional to 123,227,008.72, 184,568,062.68 and 84,273,145.63

Step by Step Solution

1. Step 1: Write the proportion equation
   123,227,008.72 : 184,568,062.68 = 84,273,145.63 : x
2. Step 2: Convert to fraction form
   123,227,008.72/184,568,062.68 = 84,273,145.63/x
3. Step 3: Cross multiply
   123,227,008.72x = 184,568,062.68 × 84,273,145.63
4. Step 4: Simplify right side
   123,227,008.72x = 15,554,131,224,417,188
5. Step 5: Solve for x
   x = 15,554,131,224,417,188/123,227,008.72
6. Step 6: Final answer
   x = 126,223,393.61