Finding the Fourth Proportional to 30,726,867.51, 42,402,582.18 and 16,787,923.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,726,867.51 : 42,402,582.18 = 16,787,923.38 : x
2. Step 2: Convert to fraction form
   30,726,867.51/42,402,582.18 = 16,787,923.38/x
3. Step 3: Cross multiply
   30,726,867.51x = 42,402,582.18 × 16,787,923.38
4. Step 4: Simplify right side
   30,726,867.51x = 711,851,300,751,993.38
5. Step 5: Solve for x
   x = 711,851,300,751,993.38/30,726,867.51
6. Step 6: Final answer
   x = 23,167,063.83