Finding the Fourth Proportional to 30,587,648,559.96, 42,209,053,096.00 and 16,853,673,250.15

Step by Step Solution

1. Step 1: Write the proportion equation
   30,587,648,559.96 : 42,209,053,096.00 = 16,853,673,250.15 : x
2. Step 2: Convert to fraction form
   30,587,648,559.96/42,209,053,096.00 = 16,853,673,250.15/x
3. Step 3: Cross multiply
   30,587,648,559.96x = 42,209,053,096.00 × 16,853,673,250.15
4. Step 4: Simplify right side
   30,587,648,559.96x = 711,377,589,078,106,439,680
5. Step 5: Solve for x
   x = 711,377,589,078,106,439,680/30,587,648,559.96
6. Step 6: Final answer
   x = 23,257,021,136.61