Finding the Fourth Proportional to 30,726,723.72, 42,402,383.82 and 16,787,779.42

Step by Step Solution

1. Step 1: Write the proportion equation
   30,726,723.72 : 42,402,383.82 = 16,787,779.42 : x
2. Step 2: Convert to fraction form
   30,726,723.72/42,402,383.82 = 16,787,779.42/x
3. Step 3: Cross multiply
   30,726,723.72x = 42,402,383.82 × 16,787,779.42
4. Step 4: Simplify right side
   30,726,723.72x = 711,841,866,452,337.12
5. Step 5: Solve for x
   x = 711,841,866,452,337.12/30,726,723.72
6. Step 6: Final answer
   x = 23,166,865.20