Finding the Fourth Proportional to 223,656,997.91, 308,643,714.12 and 123,183,505.72

Step by Step Solution

1. Step 1: Write the proportion equation
   223,656,997.91 : 308,643,714.12 = 123,183,505.72 : x
2. Step 2: Convert to fraction form
   223,656,997.91/308,643,714.12 = 123,183,505.72/x
3. Step 3: Cross multiply
   223,656,997.91x = 308,643,714.12 × 123,183,505.72
4. Step 4: Simplify right side
   223,656,997.91x = 38,019,814,724,592,040
5. Step 5: Solve for x
   x = 38,019,814,724,592,040/223,656,997.91
6. Step 6: Final answer
   x = 169,991,616.99