Finding the Fourth Proportional to 30,715,361.63, 42,386,919.98 and 16,776,713.82

Step by Step Solution

1. Step 1: Write the proportion equation
   30,715,361.63 : 42,386,919.98 = 16,776,713.82 : x
2. Step 2: Convert to fraction form
   30,715,361.63/42,386,919.98 = 16,776,713.82/x
3. Step 3: Cross multiply
   30,715,361.63x = 42,386,919.98 × 16,776,713.82
4. Step 4: Simplify right side
   30,715,361.63x = 711,113,226,131,816.62
5. Step 5: Solve for x
   x = 711,113,226,131,816.62/30,715,361.63
6. Step 6: Final answer
   x = 23,151,712.65